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ุจุณู… ุงู„ู„ู‡ ุงู„ุฑุญู…ู† ุงู„ุฑุญูŠู… ุงู„ูŠูˆู… ุงู† ุดุงุก ุงู„ู„ู‡ ุฑุงุญ ู†ุจุฏุฃ
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ุจ chapter 8 ุจูŠุญูƒูŠ ุนู† ุงู„ techniques of integration
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ุทุฑู‚ ุงู„ุชูƒุงู…ู„ section 81 ุฃูˆู„ ุทุฑูŠู‚ุฉ ู…ู† ุทุฑู‚ ุงู„ุชูƒุงู…ู„
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integration by parts ูŠุนู†ูŠ ุจุงู„ุฃุฌุฒุงุก ุงู„ุชูƒุงู…ู„
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ุจุงู„ุฃุฌุฒุงุก ูุฑุญ ู†ุญูƒูŠ ุงู„ูŠูˆู… ุนู† ูƒูŠููŠุฉ ุงู„ุชูƒุงู…ู„ ุจุงู„ุฃุฌุฒุงุก
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ุฃูŠ ุดูƒุชุฑ ุชู…ุงู†ูŠุฉ ุณูƒุดู† ุชู…ุงู†ูŠุฉ ูˆุงุญุฏ ุงู„ุชูƒุงู…ู„ ุจุงู„ุฃุฌุฒุงุก
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integration by parts ุทุจุนุง integration by parts ุงู„
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formula ุชุจุนุชู‡ ุงู„ู„ูŠ ู‡ูˆ ุงู„ุชูƒุงู…ู„ ู„ UDV ูŠุนู†ูŠ ุจูŠูƒูˆู† ู‡ู†ุง
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two functions U ูˆ V ูˆุงุญุฏุฉ ู…ู†ู‡ู… ุจุชูƒูˆู† U ูˆุงู„ุชุงู†ูŠุฉ
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ุชูุงุถู„ ุงู„ V DV ูŠุนู†ูŠ ุงู„ู…ุดุชู‚ุฉ ุชุจุนุช ุงู„ Vุฅุฐุง ุงู„ู€
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function ูˆู…ุดุชู‚ุช function ุฃุฎุฑู‰ ู„ุฃู† ุงู„ุชูƒุงู…ู„ ู‡ุฐุง ุฅูŠุด
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ูŠุณุงูˆูŠ ุงู„ุฃูˆู„ู‰ ููŠ ุงู„ุชุงู†ูŠุฉ ุงู„ U ููŠ ุงู„ V ู†ุงู‚ุต ุงู„ุชูƒุงู…ู„
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ู„ V ุฏูŠู‡ ู„ุฃู† ู…ู† ูˆูŠู† ุฅุฌุช ู‡ุฐู‡ ุงู„ formula ู…ู† ู‡ู†ุง ู„ูˆ
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ู‚ู„ู†ุง ุชูุงุถู„ U ููŠ V ุฃูŠ two functions U ููŠ V ุฅูŠุด
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ุชูุงุถู„ู‡ู… ุงู„ุฃูˆู„ู‰ ููŠ ู…ุดุชู‚ุช ุงู„ุชุงู†ูŠุฉ ุฒูŠ ุงู„ุชุงู†ูŠุฉ ููŠ
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ู…ุดุชู‚ุช ุงู„ุฃูˆู„ู‰ูŠุฏุง UDV ู‡ู†ุง UDV ุทุจุนุง ู„ูˆ ุถุฑุจู†ุง ููŠ DX
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ุจุฑูˆุญ ุงู„ู…ู‚ุงู… ุชุจุน DX ู‡ู†ุง ู…ู† ูƒู„ู‡ู… ุจุฑูˆุญ DX ูุจุชุถู„ U ู‡ู†ุง
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UDV ูŠุณุงูˆูŠ ู‡ู†ุง UDV ุฅูŠุด ูŠุณุงูˆูŠ ุฏูŠ U ููŠ V ู†ุงู‚ุต ุงู„ู„ูŠ ู‡ูˆ
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V ุฏูŠู‡
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ูŠุนู†ูŠ ู„ูˆ ุฌูŠุช ุงู†ุง ุงูƒู…ู„ ุงู„ู…ุนุงุฏู„ุฉ ู‡ุฐู‡ ุจูŠุตูŠุฑ ุชูƒุงู…ู„ UDV
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ุณุงูˆูŠ ุชูƒุงู…ู„ ุชูุงุถู„ U ููŠ V ุจูŠุทู„ุน U ููŠ V ู†ูุณู‡ุง ุชูƒุงู…ู„
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ุจูŠู„ุบู‰ ุงู„ุชูุงุถู„ ุงู„ุนู…ู„ูŠุงุช ู…ุชุนุงูƒุณุชูŠู† ูุจุทู„ุน U ููŠ V ู†ุงู‚ุต
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ุชูƒุงู…ู„ BDU
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ู‡ุฐู‡ ุงู„ุชูƒุงู…ู„ ุทุจู‚ุด ู„ูŠุด ู‡ุฐู‡ ุชูƒูˆู† ู…ุซู„ู‹ุง UDV ู„ุงู† ุงุญู†ุง
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ุงู„ู„ูŠ ุงุฎุฏู†ุงู‡ุง ู‚ุจู„ ุฐู„ูƒ UDU ุงูˆ function ููŠ ุงู„ UDU
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ูŠุนู†ูŠ ู„ุงุฒู… ู‡ุฐู‡ ูŠุจู‚ู‰ ู†ูุณ ุงู„ function ู‡ู†ุง ูˆ ุชูุงุถู„ู‡ุง
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ุชูุงุถู„ ุงู„ function ู‡ุฐู‡ ุชูƒูˆู† ู…ูˆุฌูˆุฏุฉ ู‡ู†ุง ู„ูƒู† ุงู„ู…ูˆุฌูˆุฏ
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ู‡ู†ุง two functions ู…ุง ุงู„ู„ูŠ ู‡ู… ู…ุด ุนู„ุงู‚ุฉ ุจุนุถ ู…ุงููŠุด
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ูˆุงุญุฏุฉ ู…ู†ู‡ู… ุชูุงุถู„ ุงู„ุชุงู†ูŠุฉ ูุจู†ุณุชุฎุฏู… ู‡ุฐุง ุงู„ู‚ุงู†ูˆู† ุงู„ู„ูŠ
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ู‡ูˆ ุจุงู„ุฃุฌุฒุงุกู‡ุฐู‡ ู‡ูŠ ุงู„ุชูƒุงู…ู„ุงุช U ููŠ DV ูุจุงุฎุฏ
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ุงู„ุฃูˆู„ุฉ U ูˆ ุงู„ุชุงู†ูŠุฉ DV
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ูˆู„ุฏุช ุฑุงุญ ู†ุนู…ู„ ุตูˆุฑุฉ ู…ุนูŠู†ุฉ ุจุญูŠุซ ุงู†ู‡ ู†ุญูุธ ู‡ุฐู‡ ุงู„
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formula ู…ุซู„ุง ุจุฏู†ุง ู†ูˆุฌุฏ ุชูƒุงู…ู„ x ููŠ cosine x dx ุงู„ุงู†
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ุงู„ x ูˆ ุงู„ cosine x ู…ุงู„ู‡ู… ู…ุด ุนู„ุงู‚ุฉ ุจุจุนุถ ุชูุงุถู„ ุงู„
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cosine ุณุงู„ุจ sin ุงู„ุงู† ู‡ู†ุง x x ูˆ cosine x ู„ูˆ ูƒุงู†ุช
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ู‡ุฐู‡ x ุชุฑุจูŠุน ุจู†ุงุฎุฏ ุงู„ x ุชุฑุจูŠุน ุชุณุงูˆูŠู‡ ูˆ ุชุจู‚ู‰ ู‡ู†ุง ุงู„
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x ุชูุงุถู„ู‡ุง ูุจู†ุนู…ู„ ุจุงู„ substitution ู„ูƒู† x ูˆ cosine x
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ู…ุงู„ู‡ู… ู…ุด ุนู„ุงู‚ุฉ ุชู†ุชูŠู† ุจุจุนุถูุจุฏู†ุง ู†ุนู…ู„ู‡ุง ุจุงู„ุฃุฌุฒุงุก
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ู†ุนู…ู„ู‡ุง U DV ู†ุนู…ู„ู‡ุง U ููŠ DV ู„ุฃู† ูˆุงุญุฏุฉ ู…ู†ู‡ู… U
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ูˆุงู„ุชุงู†ูŠุฉ ู…ู†ู‡ู… A ู„ูƒูŠ ุชูƒูˆู† DV ุทุจ ู…ูŠู† ุงู„ U ูˆู…ูŠู† ุงู„ DV
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ู„ูˆ ุฃุญู†ุง ุฃุชูŠู†ุง ู†ุชุทู„ุน ุนู„ู‰ ู‡ุฐุง ุงู„ุณุคุงู„ ููŠู‡ ุนุฏุฉ ุฃุดูƒุงู„
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ู…ู…ูƒู† ู†ุงุฎุฏู‡ุง ุฃุฑุจุน ุฃุดูƒุงู„ ู…ู…ูƒู† ู†ุงุฎุฏ ู„ู„ U DV ุฃูˆู„ ุฅุดูŠ
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ู„ูˆ ุฃุฎุฏุช ุงู„ U ุชูˆ ุณุงูˆ ูˆุงุญุฏ ูŠุนู†ูŠ ุฌุฆู†ุง ู‡ู†ุง ูˆุงุญุฏ ูˆูƒู„
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ู‡ุฐู‡ ุงู„ function ูƒู„ู‡ุง ู‡ูŠ DV
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ู‡ู„ ุจูŠู†ูุน ุงู†ูŠ ุงุฎุฏ ุจุงู„ุดูƒู„ ู‡ุฐุง ุงู„ U ุงุฎุฏ ุงู„ DV ุจุงู„ุดูƒู„
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ู‡ุฐุง ุชุนุงู„ู‰ ู†ุดูˆู ู…ุน ุจุนุถ ู„ูˆ ุงุฎุฏุช ุงู„ U ุชุณุงูˆูŠุฉ ูˆุงุญุฏ ูˆ
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DV ุชุณุงูˆูŠุฉ X Cos X DX
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ุณู‡ู„ ุฌุฏุง ุชุฐูƒุฑู‡ ุจุงุฎุฏ ุงู„ U ูˆ ุจูƒุชุจ DV ุฌู†ุจู‡ุง ูˆ ุชุญุช ุจู‚ูˆู„
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U ุชุณุงูˆูŠ ูˆุงุญุฏ ุจุฌูŠุจ ุงู„ู„ูŠ ุชุญุช DU ูŠุนู†ูŠ ุจูุงุถู„ู‡ุง ุชูุงุถู„
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ุงู„ 1ูˆ DV ุจุญุท ุชุญุชู‡ุง V ูŠุนู†ูŠ ุจูƒุงู…ู„ู‡ุง ุฅุฐุง ู‡ู†ุง ุชูƒุงู…ู„ ูˆ
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ู‡ู†ุง ุฅูŠุด ุชูุงุถู„ DV ุจูƒุงู…ู„ู‡ุง ุจุญุท V ุชุณุงูˆูŠ ุงู„ุชูƒุงู…ู„ ู„ X
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00:04:03,000 --> 00:04:08,560
Cos X DX ุงู„ุขู† ุงู„ู‚ุฑู† ุจู‚ูˆู„ ู„ูŠู‡ ุฃู† ุชูƒุงู…ู„ U DV ูŠุณุงูˆูŠ U
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00:04:08,560 --> 00:04:12,260
ููŠ V ูŠุนู†ูŠ ุงู„ูˆุณุทูŠู† ู‡ุฏูˆู„ ุจุฏุฑุจูˆุง ุงู†ุทุจุงุน U ููŠ V ู†ุงู‚ุต
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ุชูƒุงู…ู„ V DU ุฃูŠู‡ ู…ุง ุฏูˆู„ุชูŠู† ู†ุงู‚ุต ู‡ุฏุง ููŠ ู‡ุฏุงู†ู‚ุต ู‡ุฐุง
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00:04:17,720 --> 00:04:21,320
ุงูŠุด ููŠ ู‡ุฐุง ุงู„ุงู† ู‡ุฐุง ููŠ ู‡ุฐุง ุจูŠุตูŠุฑ ู‡ุฐุง ุงู„ุชูƒุงู…ู„ ุตูุฑ
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00:04:21,320 --> 00:04:25,320
ูŠุนู†ูŠ ุฑุฌุน ุงู„ุชูƒุงู…ู„ ู‡ูˆ ู‡ูˆ ู†ูุณ ุงู„ุชูƒุงู…ู„ ุงู„ุณุงุฏู‚ ู‡ูˆ
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00:04:25,320 --> 00:04:30,380
ุงู„ุชูƒุงู…ู„UDV ุณุงูˆูŠ ู‡ุฐุง ููŠ ู‡ุฐุง ุงู„ู„ูŠ ู‡ูˆ ุงู„ุชูƒุงู…ู„ ู†ูุณู‡
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00:04:30,380 --> 00:04:33,180
ู†ุงู‚ุต ุงู„ุณูุฑ ูŠุจู‚ู‰ ุงู„ุชูƒุงู…ู„ ูŠุณุงูˆูŠ ุชูƒุงู…ู„ ูŠุจู‚ู‰ ู…ุง
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00:04:33,180 --> 00:04:36,660
ุงุณุชูุฏู†ุงุด ูˆู„ุง ุฅุดูŠ ุทู„ุน ุนู†ุฏู†ุง ู†ูุณ ุงู„ุชูƒุงู…ู„ ุงู„ุณุงุจู‚ ุฅุฐุง
60
00:04:36,660 --> 00:04:40,000
ููŠ ู‡ุฐู‡ ุงู„ุญุงู„ุฉ ุจู†ู‚ูˆู„ ุฅูŠุด ู‡ุฐุง ู…ุงุจุธุจุทุด ู…ุนู†ุงู‡ ุฅู†ู‡ ู†ุงุฎุฏ
61
00:04:40,000 --> 00:04:43,840
ู‡ุฐุง ุงู„ุฅุญุชู…ุงู„ูŠุฉ U ูˆ DV ุชูƒูˆู† ุจู‡ุฐุง ุงู„ุดูƒู„ ุทูŠุจ ู†ู…ุฑ
62
00:04:43,840 --> 00:04:47,840
ุงุชู†ูŠู† ู„ูˆ ุฃุฎุฏู†ุง U ุชุณุงูˆูŠ X ุงู„ุฃูˆู„ู‰ ูŠุนู†ูŠ ูˆุงู„ุชุงู†ูŠุฉ DV
63
00:04:47,840 --> 00:04:54,000
ุชุณุงูˆูŠ Cos X DX Cos X DX ุงู„ุขู† ู‡ูŠ ุงูŠู‡ ู†ุงุฎุฏ U ุชุณุงูˆูŠ X
64
00:04:54,000 --> 00:04:58,740
ูˆ DV ุชุณุงูˆูŠ Cos X DXุงู„ุงู† ู‚ู„ู†ุง U ุจู†ุญุท ุชุญุช ุชูุงุถู„ู‡ุง DU
65
00:04:58,740 --> 00:05:03,020
ุชุณุงูˆูŠ DX DV ุจู†ุญุท ุชุญุช ุชูƒุงู…ู„ู‡ุง ู„ูŠู‡ุง V ุชุณุงูˆูŠ SIN X
66
00:05:03,020 --> 00:05:06,360
ุงู„ุงู† ุงู„ู‚ุงู†ูˆู† ุจุชุจุน ุงู„ by parts ุงูŠุด ุจู‚ูˆู„ู†ุง ู‡ุฐุง ููŠ
67
00:05:06,360 --> 00:05:11,080
ู‡ุฐุง U ููŠ V ูŠุนู†ูŠ X ููŠ SIN ู†ุงู‚ุต ุชูƒุงู…ู„ ุงู„ SIN X DX
68
00:05:11,080 --> 00:05:15,060
ู†ุงู‚ุต ุชูƒุงู…ู„ SIN X DX ุงู„ุงู† ู‡ุฐุง ุฅูŠุงุด ุจุชูƒุงู…ู„ ุจุณู‡ูˆู„ุฉ
69
00:05:15,060 --> 00:05:19,000
ุชูƒุงู…ู„ ุงู„ SIN ุงู„ู„ูŠ ู‡ูˆ ุณุงู„ุจ ูƒุฒุงูŠู† ูุณุงู„ุจ ุจูŠุตูŠุฑ ุฅูŠุงุด
70
00:05:19,000 --> 00:05:23,690
ู…ูˆุฌุจ ุฅุฐุง ู‡ู†ุง ุฅูŠุงุด ู‡ูŠ ุถุจุท ู…ุนุงู†ุงู†ุงุฎุฏ ุงู„ู€ u ุชุณุงูˆูŠ x ูˆ
71
00:05:23,690 --> 00:05:28,250
ุงู„ู€ dv ุชุณุงูˆูŠ cos x dx ูˆ ุทู„ุน ู…ุนู†ู‰ ุฌูˆุงุจ ู„ู„ุชูƒุงู…ู„ ุจู‡ุฐุง
72
00:05:28,250 --> 00:05:33,210
ุงู„ุดูƒู„ ุทูŠุจ ู†ู…ุฑู‡ ุชู„ุงุชุฉ ุจู‚ูˆู„ ู„ูŠู‡ ู„ูˆ ุฃุฎุฏุช ุงู„ u ูƒู„ ุงู„ x
73
00:05:33,210 --> 00:05:36,690
cos x ูˆ ุฃุฎุฏุช ุงู„ dv ุชุณุงูˆูŠ dx ู†ุดูˆู ุฅูŠุด ุจุทู„ุนู‡ุง ุฃู†ุง ููŠ
74
00:05:36,690 --> 00:05:41,230
ู‡ุฐุง ุงู„ุงุญุชู…ุงู„ูŠุฉ u ุชุณุงูˆูŠ x cos x ูˆ dv ุชุณุงูˆูŠ dx
75
00:05:41,230 --> 00:05:45,040
ุฏู„ูˆู‚ุชูŠ ุงู„ู€ du ุจู†ุญุท ุชุญุชู‡ุงู„ุฃู† ุงู„ุฃูˆู„ู‰ ููŠ ุชูุงุถู„
76
00:05:45,040 --> 00:05:48,280
ุงู„ุซุงู†ูŠุฉ ุฒุงุฏ ุงู„ุซุงู†ูŠุฉ ููŠ ุชูุงุถู„ ุงู„ุฃูˆู„ู‰ ู‡ูŠ ูˆุงุญุฏ ูˆ V
77
00:05:48,280 --> 00:05:53,020
ุชุณุงูˆูŠ ุชูƒุงู…ู„ ุงู„ DX ู„ VX ุงูŠุด ุจูŠุตูŠุฑ ุงู„ุชูƒุงู…ู„ ูŠุณุงูˆูŠ U
78
00:05:53,020 --> 00:05:57,320
ููŠ V ูŠุนู†ูŠ ู‡ุฏู‰ ููŠ ู‡ุฏู‰ X ุชุฑุฌุนู‰ ูŠุนู†ูŠ ูƒุฒุงู‰ ู†ุงู‚ุต
79
00:05:57,320 --> 00:06:02,730
ุงู„ุชูƒุงู…ู„ ู„ V DUู‡ุฐุง ููŠ ู‡ุฐุง ูˆู‡ุฐุง ููŠ ู‡ุฐุง ูŠุนู†ูŠ ุงูƒุณ
80
00:06:02,730 --> 00:06:06,270
ุชุฑุจูŠู‡ ุณุงูŠู† ุงูƒุณ ุฒุงูŠุฏ ุงูƒุณ ูƒุฒุงูŠู† ุงูƒุณ ู„ุงู† ู‡ุฐุง ุทู„ุน ุงุด
81
00:06:06,270 --> 00:06:10,110
ุงุตุนุจ ู…ู† ุงู„ุงูˆู„ ุงู† ู‡ูŠ ุฑุฌุนู†ุง ุงูƒุณ ูƒู…ุงู† ุชูƒุงู…ู„ ู‡ุฐุง ูˆูƒู…ุงู†
82
00:06:10,110 --> 00:06:13,130
ุฒุงุฏ ุงูƒุณ ุชุฑุจูŠู‡ ุณุงูŠู† ุงุฐุง ู‡ุฐุง ุงู„ุชูƒุงู…ู„ ุงุณู… ุงู„ู…ุนู†ู‰ ุทู„ุน
83
00:06:13,130 --> 00:06:18,390
ุตุนุจ ูˆุจุงู„ุชุงู„ูŠ ุจู„ุบูŠ ุงู† ุงุฎุฏ U ุชุณุงูˆูŠ ุงูƒุณ ูƒุฒุงูŠู† ูˆDV
84
00:06:18,390 --> 00:06:22,970
ุชุณุงูˆูŠ DX ูุจุฑุงุจุน ูˆุงุญุฏุฉ ุงู† ุงุฎุฏ U ุชุณุงูˆูŠ ูƒุฒุงูŠู† ูˆDV
85
00:06:22,970 --> 00:06:28,120
ุชุณุงูˆูŠ X ู‡ูŠ ุงู„ุฃุฑุจุน ุงุญุชู…ุงู„ุงุช ุงู„ู…ู…ูƒู† ุงู† ุงุญู†ุงู†ุงุฎุฏู‡ู… ููŠ
86
00:06:28,120 --> 00:06:32,360
ู‡ุฐุง ุงู„ุณุคุงู„ ู„ูˆ ุฃุฎุฏุช dv ู‡ูŠ x ูˆ u ุชุณุงูˆูŠ cos x ุชุนุงู„ูˆุง
87
00:06:32,360 --> 00:06:38,260
ู†ุดูˆู ู‡ู‰ u ุชุณุงูˆูŠ cos du ุชุณุงูˆูŠ ู†ุงู‚ุต sin dv ุชุณุงูˆูŠ xdx
88
00:06:38,260 --> 00:06:42,180
ูˆv ุชุณุงูˆูŠ x ุชุฑุจูŠุน ุนู„ู‰ 2 ุฅุฐุง ุงู„ุชูƒุงู…ู„ ูŠุณุงูˆูŠ u ููŠ v
89
00:06:42,180 --> 00:06:46,920
ุงู„ู„ู‰ x ุชุฑุจูŠุน ุนู„ู‰ 2 cosine ู†ุงู‚ุต ุงู„ุชูƒุงู…ู„ ู„ vdu vdu
90
00:06:46,920 --> 00:06:50,480
ุงู„ู„ู‰ ู‡ู‰ x ุชุฑุจูŠุน ุนู„ู‰ 2 ููŠ sin xdx ุฅูŠุด ุทู„ุน ุงู„ุณุคุงู„
91
00:06:50,480 --> 00:06:55,320
ุฃุณุนุจ ู…ู† ุงู„ุฃูˆู„ู‰ ูƒุจุฑ ุงู„ู‚ุตุฉ ุชุจุน ุงู„ x ุจุฏู„ ู…ุง x cos ุตุงุฑ
92
00:06:55,320 --> 00:06:59,310
x ุชุฑุจูŠุน sinูˆSin ูˆ Cos ู…ุง ุจูŠูุฑู‚ูˆุด ุนู† ุจุนุถ ุงู„ุชูƒุงู…ู„ุงุช
93
00:06:59,310 --> 00:07:03,930
ูƒู„ู‡ุง ุฒูŠ ุจุนุถ ุงู„ุขู† ุตุงุฑ ู‡ุฐุง ุฃุตุนุจ ูŠุจู‚ู‰ ู‡ุฐุง ุตุนุจ ุฃุตุนุจ ู…ู†
94
00:07:03,930 --> 00:07:07,930
ุงู„ุฃูˆู„ุงู†ูŠ ู„ุฅู†ู‡ ุทู„ุน ุนู†ุฏูŠ ุฅูŠุด X ุชุฑุจูŠุน ููŠ Sin ูˆู…ุงุจู†ุญู„ุด
95
00:07:07,930 --> 00:07:11,270
ุฅู„ุง ู‡ุฐุง ูƒู…ุงู† ุจุงู„ุฃุฌุฒุงุก ูˆุจุฏู†ุง ู†ุถู…ู† ุงู„ุญู„ ุจุงู„ุฃุฌุฒุงุก
96
00:07:11,270 --> 00:07:14,250
ู…ุงุจุธุจุทุด ูŠุจู‚ู‰ ููŠ ุนู†ุฏูŠ ูู‚ุท ุงุญุชู…ุงู„ูŠุฉ ูˆุงุญุฏุฉ ุงู†ูŠ ุงู†ุง
97
00:07:14,250 --> 00:07:20,270
ุงุฎุฏ ุงู„ู„ูŠ ู‡ูŠ ุงู„ case 2 ุงู„ู„ูŠ ู‡ูŠ U ุชุณุงูˆูŠ X ูˆ DV ุชุณุงูˆูŠ
98
00:07:20,270 --> 00:07:25,530
Cos X DXุงู„ุงู† ุงูŠุด ุงู„ู„ูŠ ู„ู…ู†ุงู‡ ูŠุนู†ูŠุŸ ุงู„ุงู† ู‡ุฐู‡ X
99
00:07:25,530 --> 00:07:30,670
ุจู†ู„ุงุญุธ ุงู†ู‡ ู„ู…ุง ู‡ุฐู‡ ุฃุฎุฏู‡ุง U ุชูุงุถู„ู‡ุง ุจูŠู†ุชู‡ูŠ ุชูุงุถู„ู‡ุง
100
00:07:30,670 --> 00:07:34,610
X ุจุนุฏูŠู† ูˆุงุญุฏ ุจุนุฏูŠู† ุณูุฑ ูŠุจู‚ู‰ ู‡ุงูŠ ุชูุงุถู„ู‡ุง ูŠู†ุชู‡ูŠ ูˆู‡ุฐู‡
101
00:07:34,610 --> 00:07:38,530
ุณู‡ู„ุฉ ุงู„ุชูƒุงู…ู„ ูŠุจู‚ู‰ ูˆุงุญุฏุฉ ุชูุงุถู„ู‡ุง ูŠู†ุชู‡ูŠ ูŠุจู‚ู‰ ุจุงุฎุฏ
102
00:07:38,530 --> 00:07:42,170
ู‡ุงูŠ ุนุจุงุฑุฉ ุนู† U ุนุดุงู† ุฃุฎู„ุต ุงู„ุชูุงุถู„ ูŠูˆุตู„ ู„ุณูุฑ ูŠู‚ู„
103
00:07:42,170 --> 00:07:49,150
ุงู„ุชูุงุถู„ู„ูƒู† ู„ูˆ ุฃุฎุฏุชู‡ุง ุงู„ุชูƒุงู…ู„ ุชูƒุงู…ู„ู‡ุง ุจูŠุตูŠุฑ X ุชุฑุจูŠุฉ
104
00:07:49,150 --> 00:07:52,930
ุนู„ู‰ 2 ูุจุฒูŠุฏ ุงู„ุฃุณ ูู„ุฃ ุฅุญู†ุง ุจุฏู†ุงุด ู†ุฒูˆุฏ ุงู„ุฃุณ ู„ุฅู†ู‡
105
00:07:52,930 --> 00:07:56,910
ุจูŠุตูŠุฑ ุงู„ุณุคุงู„ ุฃุตุนุจ ู„ุฃ ุฅุญู†ุง ุจุฏู†ุง ู†ู‚ู„ู„ ุงู„ุฃุณ ู†ู‚ู„ู„ ุงู„ุฃุณ
106
00:07:56,910 --> 00:08:00,750
ูŠุจู‚ู‰ ุจู†ุงุฎุฏ ู‡ูŠ ุนุจุงุฑุฉ ุนู† ูŠูˆู… ูˆุงู„ุชุงู†ูŠุฉ ู‚ุงุจู„ุฉ ู„ู„ุชูƒุงู…ู„
107
00:08:00,750 --> 00:08:05,850
ูŠุจู‚ู‰ ูˆุงุญุฏุฉ ุชูุงุถู„ู‡ุง ูŠู†ุชู‡ูŠ ูˆุงู„ุชุงู†ูŠุฉ ู‚ุงุจู„ุฉ ู„ู„ุชูƒุงู…ู„ ุฃูˆ
108
00:08:05,850 --> 00:08:10,830
ุชูƒุงู…ู„ู‡ุง ูŠุนู†ูŠ ุณู‡ู„ุทุจ ู‡ุฐุง ุงู„ุดูƒู„ ู…ู† ุญู„ ู…ุซู„ ู‡ุฐู‡ ุงู„ุฃุณุฆู„ุฉ
109
00:08:10,830 --> 00:08:14,290
ูƒูŠู ุจู†ุง ู†ุฎุชุงุฑ ุงู„ U ูˆ ุงู„ DV ูŠุจู‚ู‰ ู‡ุฐู‡ ู‡ูŠ ุงุชุนู„ู…ู†ุง ููŠ
110
00:08:14,290 --> 00:08:19,310
ู‡ุฐุง ุงู„ุณุคุงู„ ูƒูŠู ู†ุฎุชุงุฑ ุงู„ U ูˆ ู…ูŠู† ู†ุฎุชุงุฑ ุงู„ DV ุทูŠุจ
111
00:08:19,310 --> 00:08:23,090
ุงู„ุขู† ุงู„ุณุคุงู„ ุงู„ุชุงู†ูŠ ู…ุซู„ุง ุจู‚ูˆู„ ุชูƒุงู…ู„ ู„ู† ุงู„ X DX ู„ุฃู†
112
00:08:23,090 --> 00:08:25,710
ู…ุงููŠุด ุนู†ุฏู†ุง ุบูŠุฑ function ูˆุงุญุฏุฉ ู„ู† ุงู„ X ูˆููŠ ุนู†ุฏู†ุง
113
00:08:25,710 --> 00:08:30,000
DX ุทุจุนุง ู…ุถุฑูˆุฉ ููŠ DXู„ุฃู† ุงู„ X ุทุจุนุงู‹ ู…ุด ู…ุนู‚ูˆู„ ุฃุฎุฏู‡ุง
114
00:08:30,000 --> 00:08:33,180
DV ู„ุฃู† ู‡ูŠ ุงู„ู…ู‚ู„ูˆุจุฉ ูƒุงู…ู„ู‡ุง ูุจุงู„ุชุงู„ูŠ ู„ู… ุงู„ X
115
00:08:33,180 --> 00:08:36,840
ุงู„ุงุญุชู…ุงู„ ุงู„ู…ู…ูƒู† ุฃู†ูŠ ุฃุฎุฏู‡ ู‡ูˆ ุฃุฎุฏู‡ ูŠุณุงูˆูŠ U ูˆ DX
116
00:08:36,840 --> 00:08:40,660
ู†ุงุฎุฏู‡ุง ู‡ูŠ ุนุจุงุฑุฉ ุนู† DV ูŠุจู‚ู‰ ูŠู‚ูˆู„ U ุชุณุงูˆูŠ ู„ู… ุงู„ X DV
117
00:08:40,660 --> 00:08:47,430
ุชุณุงูˆูŠ DX DU ุชุณุงูˆูŠ 1 ุนู„ู‰ X DX ูˆู‡ู†ุง V ุชุณุงูˆูŠ Xุทุจุนุงู‹
118
00:08:47,430 --> 00:08:50,750
ุจู†ูุทู‡ู… ุจู‡ุฐุง ุงู„ุดูƒู„ ู‡ูŠูƒ ุงู„ู…ุฑุจุน ู‡ุฐุง ูˆ ุจู†ู‚ูˆู„ ู‡ุฏูˆู„
119
00:08:50,750 --> 00:08:54,810
ุงู„ูˆุณุงุทูŠู† ููŠ ุจุนุถ U ููŠ V ู†ุงู‚ุต ุชูƒุงู…ู„ ู‡ุฐุง ููŠ ู‡ุฐุง ู†ุงู‚ุต
120
00:08:54,810 --> 00:08:58,330
ุชูƒุงู…ู„ ู‡ุฐุง ูŠุนู†ูŠ ู†ุงู‚ุต ุชูƒุงู…ู„ ู‡ุฐุง ุฅุดุงุฑุฉ ุชูƒุงู…ู„ ูŠุจู‚ู‰ ู‡ุฐุง
121
00:08:58,330 --> 00:09:01,630
ููŠ ู‡ุฐุง ุจุงู„ุฅุดุงุฑุฉ ุงู„ู…ูˆุฌุจุฉ ูˆ ุจุนุฏูŠู† ู†ุงู‚ุต ุงู„ุชูƒุงู…ู„ ู„ู‡ุฐุง
122
00:09:01,630 --> 00:09:06,430
ููŠ ู‡ุฐุง ุงู„ุฃู† ุจุตูŠุฑ ุงู„ุชูƒุงู…ู„ ุงู„ู„ู‰ ู‡ูˆ ุงู„ู€Lin ูŠุณุงูˆูŠ U ููŠ
123
00:09:06,430 --> 00:09:10,770
V ุงู„ู„ู‰ ู‡ูˆ X ู„Lin X ู†ุงู‚ุต ุงู„ุชูƒุงู…ู„ ู‡ุฐุง ููŠ ู‡ุฐุง ู‡ุฐุง ููŠ
124
00:09:10,770 --> 00:09:15,090
ู‡ุฐุง X ุจุชุฑูˆุญ ู…ุน X X ููŠ ูˆุงุญุฏ ุนู„ู‰ X DX ูŠุนู†ูŠ ุชูƒุงู…ู„ DX
125
00:09:15,090 --> 00:09:18,710
ุงู„ู„ู‰ ูŠุณุงูˆูŠ XูŠุจู‚ู‰ ู‡ู†ุง ู‡ู‰ ูŠุชูƒุงู…ู„ ุฅูŠุด ุจุงุณู…ู‡ ู„ูˆ ุทู„ุน
126
00:09:18,710 --> 00:09:22,870
ู…ุนู†ุงู‡ ุงู„ุฌูˆุงุจ evaluate
127
00:09:22,870 --> 00:09:26,750
ุงู„ุชูƒุงู…ู„ x ุชุฑุจูŠุฉ e ุฃูˆ x dx ุงู„ุงู† ุงู†ุฏูุงู†ูƒุดูˆู†
128
00:09:26,750 --> 00:09:29,910
ูˆุงู†ุฏูุงู†ูƒุดูˆู† ู…ุงู„ู‡ู… ู…ุด ุนูŠู„ุฉ ู‚ุจุนุฉ x ุชุฑุจูŠุฉ ู…ุถุฑูˆุจุฉ ููŠ
129
00:09:29,910 --> 00:09:33,590
exponential ุฒู‰ x ุชุฑุจูŠุฉ ู…ุถุฑูˆุจุฉ ููŠ cosine ู…ุถุฑูˆุจุฉ ููŠ
130
00:09:33,590 --> 00:09:39,010
sin ู…ุถุฑูˆุจุฉ ููŠ Eุจู†ุนู…ู„ ุฃูŠุถุง ุจูŠู‡ ุงู„ุฃุฌุฒุงุก ูŠุจู‚ู‰ ู…ูŠู†
131
00:09:39,010 --> 00:09:43,190
ู†ุงุฎุฏ U ู†ุงุฎุฏ U ุงู„ู„ูŠ ุชูุงุถู„ู‡ุง ูŠู†ุชู‡ูŠ X ุชุฑุจูŠุฉ ูŠุนู†ูŠ 2X X
132
00:09:43,190 --> 00:09:49,050
0 ูู„ุณู†ุง ุฅุฐุง ุงู„ EX ู‚ุงุจู„ุฉ ู„ู„ุชูƒุงู…ู„ ูŠุจู‚ู‰ ูˆุงุญุฏุฉ ุชูุงุถู„ู‡ุง
133
00:09:49,050 --> 00:09:52,610
ูŠู†ุชู‡ูŠ ูˆุงู„ุชุงู†ูŠุฉ ู‚ุงุจู„ุฉ ู„ู„ุชูƒุงู…ู„ ูู„ุงุฒู… ู†ุงุฎุฏ ู‡ู†ุง ุงู„ X
134
00:09:52,610 --> 00:09:57,110
ุชุฑุจูŠุฉ ู‡ูŠ ุนุจุงุฑุฉ ุนู†U ุจู†ูุนุด ู†ุงุฎุฏู‡ุง ู‡ูŠ DV ู„ุฃู† DV ูŠุนู†ูŠ
135
00:09:57,110 --> 00:10:00,790
ุฅูŠู‡ ุชุตูŠุฑ X ุชูƒูŠูŠุจ ุจูŠูƒุจุฑ ุงู„ู‚ุตู ูˆ ุจูŠุตุนุจ ุงู„ุณุคุงู„ ู„ุฃ
136
00:10:00,790 --> 00:10:04,830
ุจู†ุงุฎุฏู‡ุง ู‡ูŠ ุนุจุงุฑุฉ ุนู† U ุชุณุงูˆูŠ X ุชุฑุจูŠุน DV ุชุณุงูˆูŠ E ุฃูุณ
137
00:10:04,830 --> 00:10:10,490
X DX ูˆุจู†ูุถู„ X ุชุฑุจูŠุน ู„ูŠู‡ 2X DX ูˆ V ุชูƒุงู…ู„ E ุฃูุณ X E
138
00:10:10,490 --> 00:10:14,910
ุฃูุณ Xุงู„ุงู† ุจูŠุตูŠุฑ ู‡ุฐุง ููŠ ู‡ุฐุง X ุชุฑุจูŠู‡ ููŠ E ุฃูุณ X ู†ุงู‚ุต
139
00:10:14,910 --> 00:10:18,530
ุชูƒุงู…ู„ ู‡ุฐุง ููŠ ู‡ุฐุง X ุชุฑุจูŠู‡ E ุฃูุณ X ู†ุงู‚ุต ุชูƒุงู…ู„ ุงุชู†ูŠู†
140
00:10:18,530 --> 00:10:23,310
X E ุฃูุณ X DX ุงู„ุขู† ุงูŠุด ุตุงุฑุช ุฒุบุฑ ุงู„ุณุคุงู„ ุจุฏู„ X ุชุฑุจูŠู‡
141
00:10:23,310 --> 00:10:27,750
ุตุงุฑุช ุงูŠุด X ู„ูƒู† ู…ุง ุฒู„ู†ุง ุงู† ููŠ ุนู†ุฏูŠ two functions X
142
00:10:27,750 --> 00:10:32,110
ูˆ E ุฃูุณ X ูŠุจู‚ู‰ ุจู†ู‚ูˆู„ ู†ุนู…ู„ by parts ูƒู…ุงู† ู…ุฑุฉ ูƒู…ุงู†
143
00:10:32,110 --> 00:10:36,250
ู…ุฑุฉ ุจู†ุนู…ู„ by parts ุจู†ู‚ูˆู„ U ุชุณุงูˆูŠ X ูˆ DV ุชุณุงูˆูŠ E
144
00:10:36,250 --> 00:10:42,160
ุฃูุณ X DU ุชุณุงูˆูŠ DX ูˆ V ุชุณุงูˆูŠ EุจุตูŠุฑ ุงู„ุชูƒุงู…ู„ ูŠุณุงูˆูŠ X
145
00:10:42,160 --> 00:10:47,440
E ุฃูุณ X ู†ุงู‚ุต ุชูƒุงู…ู„ E ุฃูุณ X ู†ุงู‚ุต ุชูƒุงู…ู„ E ุฃูุณ X ู†ุงู‚ุต
146
00:10:47,440 --> 00:10:51,440
ุชูƒุงู…ู„ E ุฃูุณ
147
00:10:51,440 --> 00:10:56,560
X ู†ุงู‚ุต ุชูƒุงู…ู„ E ุฃูุณ X ู†ุงู‚ุต ุชูƒุงู…ู„ E ุฃูุณ X ู†ุงู‚ุต ุชูƒุงู…ู„
148
00:10:56,560 --> 00:10:58,900
E ุฃูุณ X ู†ุงู‚ุต ุชูƒุงู…ู„ E ุฃูุณ X ู†ุงู‚ุต ุชูƒุงู…ู„ E ุฃูุณ X ู†ุงู‚ุต
149
00:10:58,900 --> 00:11:03,140
ุชูƒุงู…ู„ E ุฃูุณ X ู†ุงู‚ุต ุชูƒุงู…ู„ E ุฃูุณ X ู†ุงู‚ุต ุชูƒุงู…ู„ E ุฃูุณ
150
00:11:03,140 --> 00:11:04,820
X ู†ุงู‚ุต ุชูƒุงู…ู„ E ุฃูุณ X ู†ุงู‚ุต ุชูƒุงู…ู„ E ุฃูุณ X ู†ุงู‚ุต ุชูƒุงู…ู„
151
00:11:04,820 --> 00:11:09,560
E ุฃูุณ X ู†ุงู‚ุต ุชูƒุงู…ู„ E ุฃูุณ X ู†ุงู‚ุต ุชูƒุงู…ู„ E ุฃูุณ
152
00:11:12,990 --> 00:11:23,970
Evaluate ุงู„ุชูƒุงู…ู„ E ุฃูุณ X ููŠ Cos E ุฃูุณ
153
00:11:23,970 --> 00:11:30,990
X ููŠ Cos E ุฃูุณ X ููŠ Cos E ุฃูุณ X ููŠ Cos E ุฃูุณ X ููŠ
154
00:11:30,990 --> 00:11:37,250
Cos E ุฃูุณ
155
00:11:37,250 --> 00:11:44,060
X ููŠ Cos Eูˆcos x ุชุณุงูˆูŠ dv E ุฃูุณ x ู‚ุงุจู„ุฉ ู„ู„ุชูุงุถู„
156
00:11:44,060 --> 00:11:47,680
ูˆcos x ู‚ุงุจู„ุฉ ู„ู„ุชูƒุงู…ู„ ุจุณ ุฅูŠุด ููŠ ู‡ุฐู‡ ุงู„ุญุงู„ุฉุŸ ุจุฏู†ุง
157
00:11:47,680 --> 00:11:51,180
ู†ุฎุชุงุฑ ุงู„ู„ูŠ ู‚ุงุจู„ ู„ู„ุชูƒุงู…ู„ ุฅู†ู‡ ุชูƒุงู…ู„ ูŠุนูˆุฏ ูŠุฑุฌุน ู‡ูˆ ู‡ูˆ
158
00:11:51,180 --> 00:11:56,020
ูŠุนู†ูŠ ุงู„ cosine ุชูƒุงู…ู„ู‡ุง sin ูˆ ุชูƒุงู…ู„ ุงู„ sin ุณุงู„ุจ
159
00:11:56,020 --> 00:11:59,380
cosine ุฑุฌุนุช ุงู„ cosine ุฅุฐุง ู…ุฏุงู… ุฑุฌุนุช ุงู„ cosine ูŠุจู‚ู‰
160
00:11:59,380 --> 00:12:03,020
ู…ู…ูƒู† ุฃู†ุง ุฃุฎุฏ ู‡ุฐู‡ ุจุฃุฎุฏู‡ุง du ูˆ ู‡ุฐู‡ ุจุฃุฎุฏู‡ุง dv ุทุจ ู„ูˆ
161
00:12:03,020 --> 00:12:07,190
ุฃุฎุฏุชู‡ุง du ูˆ ู‡ุฐู‡ dvุงู„ุงู† ู‡ู‰ ุงู„ DV ุงู„ุงู† ุจุฏู‰ ุงู„ุชูƒุงู…ู„
162
00:12:07,190 --> 00:12:10,730
ู‡ุฐุง ูŠุฑุฌุน ุฅูŠู‡ ุฅูŠู‡ ูˆุงุณ ุฅูƒุณ ุชูƒุงู…ู„ู‡ุง ุฅูŠู‡ ูˆ ุชูƒุงู…ู„ู‡ุง ุฅูŠู‡
163
00:12:10,730 --> 00:12:13,850
ูŠุจู‚ู‰ ุจุถู„ ุงู„ุชูƒุงู…ู„ ู‡ูˆ ุฅูŠู‡ ูŠุจู‚ู‰ ุจุธุจุท ุฅูŠู‡ ุงู„ุฌู‡ุฉ ุชุงู†ูŠุฉ
164
00:12:13,850 --> 00:12:19,230
ุฅู…ุง ุจุงุฎุฏ U DV ุฃูˆ ุจุงุฎุฏ ู‡ุฐู‡ U ูˆ ู‡ุฐู‡ DV ุงุชู†ูŠู† ุฒู‰ ุจุนุถ
165
00:12:20,340 --> 00:12:23,960
ุจู†ุนู…ู„ ุงู„ buy parts ููŠ ู‡ุฐู‡ ุงู„ุญุงู„ุฉ ู…ุฑุชูŠู† ุจุณ ุจู†ูุณ
166
00:12:23,960 --> 00:12:27,900
ุงู„ู‚ุงู„ูŠุฉ ูŠุนู†ูŠ ุจุงุฎุฏ ู‡ุฐู‡ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ
167
00:12:27,900 --> 00:12:33,080
ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ
168
00:12:33,080 --> 00:12:33,700
ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ
169
00:12:33,700 --> 00:12:33,720
ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ
170
00:12:33,720 --> 00:12:37,100
ุฏูŠ ูˆ
171
00:12:37,100 --> 00:12:43,340
ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ ุฏูŠ ูˆ
172
00:12:43,340 --> 00:12:48,720
ุฏูŠ ูˆู†ุงุฎุฏ U ุชุณุงูˆูŠ A ุฃูุณ XุŒ DV ุชุณุงูˆูŠ Cos X DXุŒ DU ู…ู†
173
00:12:48,720 --> 00:12:51,780
ู‡ู†ุง ุชุณุงูˆูŠ A ุฃูุณ XุŒ ูˆ ู‡ู†ุง V ุชูƒุงู…ู„ ุงู„ู€ Cos ุงู„ู„ูŠ ู‡ูˆ
174
00:12:51,780 --> 00:12:56,040
Sin ูุจุชูŠุฑ ุนู†ุฏู†ุง ุงู„ุชูƒุงู…ู„ ู‡ุฐุง ููŠ ู‡ุฐุง A ุฃูุณ X ููŠ Sin
175
00:12:56,040 --> 00:12:59,420
ู†ุงู‚ุต ุชูƒุงู…ู„ ู‡ุฐุง ููŠ ู‡ุฐุงุŒ ุฅูŠุด ุงู„ุชูƒุงู…ู„ ุงู„ู„ูŠ ุทู„ุน ุนู†ุฏู†ุง
176
00:12:59,420 --> 00:13:03,790
E ููŠ SinุŸ E ููŠ Sin ุฒูŠู‡ุง ุฒูŠ E ููŠ Cosู…ุฑุถู‡ ุจุฏู‡ุง by
177
00:13:03,790 --> 00:13:08,350
parts ูƒู…ุงู† ู…ุฑุฉ ูƒู…ุงู† ู…ุฑุฉ ุจู†ุนู…ู„ู‡ุง by parts ู„ุงู† ุจุณ
178
00:13:08,350 --> 00:13:12,670
ุจู†ุงุฎุฏ ุจู†ูุณ ุงุด ุงู„ุชุฑุชูŠุจ ุจุงุฎุฏ E ู‡ูŠ U ู…ุด ู…ุจุฏู„ุดู‡ุง ุจุงุฎุฏ
179
00:13:12,670 --> 00:13:16,290
E ู‡ูŠ U ูˆ ุจุงุฎุฏ ุงู„ sign ู‡ูŠ DV ู…ู…ู†ูˆุน ุงุฎุฏ ู‡ุฐู‡ U ูˆู‡ุฐู‡
180
00:13:16,290 --> 00:13:20,390
DV ู„ุฃ ุจู†ุงุฎุฏ ุงู„ E ุฃูุณ X ู‡ูŠ U ูˆ ุจู†ุงุฎุฏ ุงู„ sign X ู‡ูŠ
181
00:13:20,390 --> 00:13:25,690
DV ูˆ ุจุงู„ูุงุถู„ ู‡ู†ุง E ุชูุงุถู„ู‡ุง E ูˆ ุชูƒุงู…ู„ ุงู„ sign ุงู„ู„ูŠ
182
00:13:25,690 --> 00:13:29,070
ู‡ูŠ ุณุงู„ุจ cosine ูุจูŠุตูŠุฑ ุงู„ุชูƒุงู…ู„ ุชุจุนู†ุง ุงู„ู„ูŠ ู‡ูŠ E ููŠ
183
00:13:29,070 --> 00:13:35,090
signุฅูŠ ููŠ ุณุงู„ุจ cosine ู†ุงู‚ุต ู‡ุฏุง ููŠ ู‡ุฏุง ูุจุตูŠุฑ ุงูŠุดุŸ
184
00:13:35,090 --> 00:13:38,130
ุจูŠุตูŠุฑ ู‡ู†ุง ุฒุงุฆุฏ ุทุจุนุง ู‡ู†ุง ููŠู‡ ุณุงู„ุจ ูˆู‡ู†ุง ุณุงู„ุจ ุจูŠุตูŠุฑ
185
00:13:38,130 --> 00:13:41,190
ู…ูˆุฌุจ E ุฃูุณ X ููŠ cosine ุฅูŠุด ุตุงุฑ ู‡ุฐุง E ุฃูุณ X ููŠ
186
00:13:41,190 --> 00:13:44,650
cosineุŸ ุฑุฌุนุช ุชุงู†ูŠ ู„ู‡ุฐู‡ ุงู„ุณุคุงู„ ุชุจุน ุงู„ุชูƒุงู…ู„ E ููŠ
187
00:13:44,650 --> 00:13:48,530
cosine ุฑุฌุนู†ุง E ููŠ cosine ูˆุฅูŠุด ุฅุดุงุฑุชู‡ุŸ ู‡ูŠู‡ุง ุจุฑู‡
188
00:13:48,530 --> 00:13:52,110
ุงู„ุฅุดุงุฑุฉ ุณุงู„ู… ููŠ ู…ูˆุฌุจ ุณุงู„ู… ู„ูˆ ุทู„ุน ู…ูˆุฌุจ ูŠุนู†ูŠ ู‡ุฐุง
189
00:13:52,110 --> 00:13:56,630
ูŠุฎุชุตุฑ ู…ุน ู‡ุฐุง ูุจู†ูƒูˆู† ุงุญู†ุง ุนู…ู„ู†ุง ุบู„ุท ุจูƒูˆู† ููŠู†ุง ุบู„ุท
190
00:13:56,630 --> 00:14:02,600
ุจุงู„ุณุคุงู„ุจุงู„ุญู„ ู„ูƒู† ู…ุฏุงู… ุฅุดุงุฑุชู‡ ู‡ุฐุง ุณุงู„ุจ ูŠุจู‚ู‰ ู‡ุฐุง ุงู„
191
00:14:02,600 --> 00:14:06,860
E ุฃูุณ X ููŠ Cos ุณุงู„ุจ ุจูˆุฏูŠู‡ ู…ุน ู‡ุฐุง ุจูŠุตูŠุฑ ู…ูˆุฌุจ ูŠุนู†ูŠ
192
00:14:06,860 --> 00:14:10,560
ุจูŠุตูŠุฑ ู‡ู†ุง ุงุชู†ูŠู† ุงู„ุชูƒุงู…ู„ E ุฃุณ X Cos X DX ู„ุฃู† ู‡ูŠ
193
00:14:10,560 --> 00:14:15,300
ุงู„ุชูƒุงู…ู„ ู‡ุฐุง ุงู„ุชูƒุงู…ู„ ู‡ุฐุง ู„ุฅู†ู‡ ูˆ ู‡ู†ุง ุณุงู„ุจ ุงู„ุชูƒุงู…ู„ ู„
194
00:14:15,300 --> 00:14:19,300
E ููŠ Cos ู‡ุฐุง ุจุฑูˆุญ ุจุฌู…ุนู‡ ู…ุน ุงู„ุชูƒุงู…ู„ ุงู„ู„ูŠ ู‡ู†ุง ุจูŠุตูŠุฑ
195
00:14:19,300 --> 00:14:24,500
ุงุชู†ูŠู† ููŠ E ุฃุณ X Cos X DX E ุณุงูˆูŠ E ููŠ Si ุฒุงุฆุฏ E ููŠ
196
00:14:24,500 --> 00:14:28,420
Cosุฒุงุฆุฏ E ููŠ ูƒูˆุฒุงูŠู† ุทุจุนุง ู†ุญุท ุฒุงุฆุฏ H constant ูˆ
197
00:14:28,420 --> 00:14:31,120
ุจุนุฏูŠู† ุจุฏู†ุง ุงู„ุชูƒุงู…ู„ E ููŠ ูƒูˆุฒุงูŠู† ุจู†ุฑูˆุญ ุจู†ู‚ุณู… ุนู„ู‰
198
00:14:31,120 --> 00:14:34,600
ุงุชู†ูŠู† ุจู†ุฑูˆุญ ุจู†ู‚ุณู… H ุนู„ู‰ ุงุชู†ูŠู† ุจูŠุทู„ุน ู…ุนู†ู‰ ุจู‡ุฐุง
199
00:14:34,600 --> 00:14:38,740
ุงู„ุดูƒู„ ูŠุจู‚ู‰ ู‡ู†ุง ู‡ุฐุง ุงู„ุณุคุงู„ ุงูŠุด two functions ู…ุงู†ู‡ู…
200
00:14:38,740 --> 00:14:41,960
ู…ุด ุนู„ุงู‚ุฉ ุจุนุถ ูˆู„ุง ูˆุงุญุฏุฉ ู…ู†ู‡ู… ุชูุงุถู„ู‡ุง ูŠู†ุชู‡ูŠ ู„ูˆ ูƒุงู†
201
00:14:41,960 --> 00:14:45,700
ููŠ ูˆุงุญุฏุฉ ู…ู†ู‡ู… ูŠุนู†ูŠ X ุฃุณ N ุชูุงุถู„ู‡ุง ูŠู†ุชู‡ูŠ ุจู†ุฑูˆุญ
202
00:14:45,700 --> 00:14:49,640
ุจู†ุงุฎุฏู‡ุง U ูˆ ุจู†ุงุฎุฏ ุงู„ุชุงู†ูŠุฉ DV ูˆู„ูƒู† ู‡ุฏูˆู„ ูˆู„ุง ูˆุงุญุฏุฉ
203
00:14:49,640 --> 00:14:53,080
ู…ู†ู‡ู… ุชูุงุถู„ู‡ุง ูŠู†ุชู‡ูŠ ุงู„ุชู†ุชูŠู† ู‚ุงุจู„ุฉ ู„ู„ุชูุงุถู„ ุงู„ุชู†ุชูŠู†
204
00:14:53,080 --> 00:14:57,920
ู‚ุงุจู„ุฉ ู„ู„ุชูƒุงู…ู„ุจู†ูุณ ุงู„ุฏุฑุฌุฉ ูุจุงุฎุฏ ุฃูŠ ูˆุงุญุฏุฉ ู…ู†ู‡ู… U
205
00:14:57,920 --> 00:15:02,180
ูˆุงู„ุชุงู†ูŠุฉ DV ุจุนู…ู„ by parts ุงู„ุชูƒุงู…ู„ ุชุจุนูŠ ู…ุฑุชุงุญ ุจุณ
206
00:15:02,180 --> 00:15:06,160
ุจู†ูุณ ุงู„ุชุฑุชูŠุจ ูŠุนู†ูŠ ุฃุฎุฏ ู‡ุฐู‡ U ุจุงุฎุฏ ุจุฑุถู‡ ุจุฑุฌุน ุจุงุฎุฏ
207
00:15:06,160 --> 00:15:09,560
ู‡ุฐู‡ U ุจุงุฎุฏ ู‡ุฐู‡ DV ุจุงุฎุฏ ุงู„ุชูƒุงู…ู„ ุงู„ู„ูŠ ุทู„ุน ู…ุนุงูŠุง ุจุงุฎุฏ
208
00:15:09,560 --> 00:15:15,400
ู‡ูˆ DV ู…ู…ู†ูˆุน ุฃุจุฏู„ ู…ู…ู†ูˆุน ุฃุจุฏู„ ู‡ู†ุงุงู„ุงู† ุงุด ุงู„ู„ู‰ ุจูŠุตูŠุฑ
209
00:15:15,400 --> 00:15:18,880
ู‡ู†ุง ุงู† ุงู„ุชูƒุงู…ู„ ุชุจุนู‰ ุจุฑุฌุน ู…ุฑุฉ ุชุงู†ูŠุฉ ูุจุฑูˆุญ ุจูˆุฏูŠู‡ ุนู„ู‰
210
00:15:18,880 --> 00:15:22,720
ุงู„ุฌู‡ุฉ ุงู„ุชุงู†ูŠุฉ ูˆุจุฌู…ุนู‡ ู…ุน ุงู„ุชูƒุงู…ู„ ุงู„ุฃุตู„ูŠ ูˆุจุนุฏูŠู† ุจู‚ุณู…
211
00:15:22,720 --> 00:15:28,500
ุนู„ู‰ ุงู„ constant ุงู„ู„ู‰ ุทู„ุน ู…ุนุงู‡ู…ู† ุงู„ุดุบู„ุงุช ุงู„ู…ุดู‡ูˆุฑุฉ
212
00:15:28,500 --> 00:15:32,820
ู„ู„ุชูƒุงู…ู„ bypass ู„ูˆ ูƒู…ู„ุช ุฃู†ุง cosine ุฃูุณ n ู„ุฃูŠ ุนุฏุฏ n
213
00:15:32,820 --> 00:15:35,820
ูŠุนู†ูŠ cosine ุชูƒูŠูŠุจ cosine ุฃูุณ ุฃุฑุจุนุฉ cosine ุฃูุณ ุฎู…ุณุฉ
214
00:15:35,820 --> 00:15:40,380
ูˆ ู‡ูƒุฐุง ููŠ ุนู†ุฏู†ุง ุทุฑูŠู‚ุฉ ุจู†ูƒู…ู„ ููŠู‡ุง cosine ุฃูุณ ูŠุนู†ูŠ
215
00:15:40,380 --> 00:15:44,040
ุจุณ ุงู„ cosine ู…ูˆุฌูˆุฏุฉ ุฃูุณ ูƒุฏู‡ ูƒูŠู ุจุนู…ู„ู‡ุง ู‡ุฐู‡ ุจุฑูˆุญ
216
00:15:44,040 --> 00:15:46,960
ุจุงุฎุฏ ู…ู† ุงู„ cosine ุฃูุณ ุฃุฑุจุนุฉ ุฃูˆ ุฃูŠ cosine ุฃูุณ ุทุจุนุง
217
00:15:46,960 --> 00:15:52,360
ู‡ุฐุง ู…ุซุงู„ูˆุฒูŠ ูƒุฒูŠู† ุชูƒูŠูŠุจ ูƒุฒูŠู† ุฃุณ ุฎู…ุณุฉ ูƒุฒูŠู† ุฃุณ ุณุชุฉ ุฃุณ
218
00:15:52,360 --> 00:15:56,780
ุณุจุนุฉ ู…ู‡ู…ุง ูƒุงู† ุงู„ุฃุณ ุทุจุนุง ู…ุงุนุฏู„ ูƒุฒูŠู† ุชุฑุจูŠุน ุงู„ูƒุฒูŠู†
219
00:15:56,780 --> 00:16:00,020
ุชุฑุจูŠุน ุจู†ุญูˆู„ู‡ุง ู„ู‚ุงู†ูˆู† ุถุนู ุงู„ุฒุงูˆูŠุฉ ูู„ุณ ู„ูƒู† ูƒุฒูŠู†
220
00:16:00,020 --> 00:16:04,080
ุชูƒูŠูŠุจ ุฃุฑุจุน ุฎู…ุณุฉ ุณุชุฉ ูƒู„ู‡ ุจู†ุนู…ู„ู‡ ุจู‡ุฐู‡ ุงู„ู‚ุงู„ูŠุฉ ุจุงุฎุฏ
221
00:16:04,080 --> 00:16:07,240
ู…ู† ุงู„ูƒุฒูŠู† ุฃุณ ุฃุฑุจุน ู‡ุฐู‡ ุจุงุฎุฏ ู…ู†ู‡ุง ูˆุงุญุฏุฉ ูƒุฒูŠู† xdx
222
00:16:07,240 --> 00:16:11,540
ุจุธู‡ุฑ ุงู† ูƒุฒูŠู† ุชูƒูŠูŠุจ ุงู„ุงู† ุจู†ุนู…ู„ ู‡ุฏูˆู„ุฉ ุชู†ุชูŠู† two
223
00:16:11,540 --> 00:16:18,030
functionsU ูˆ DV ุจุงุฎุฏ ู…ู†ู‡ู… U ูˆ DV ู‡ุฐู‡ ู‚ุงุจู„ุฉ ู„ู„ุชูุงุถู„
224
00:16:18,030 --> 00:16:23,290
ูˆู‡ุฐู‡ ู‚ุงุจู„ุฉ ู„ู„ุชูƒุงู…ู„ U ุชุณุงูˆูŠ Cos ุชูƒูŠูŠุจ ูˆ DV ุชุณุงูˆูŠ
225
00:16:23,290 --> 00:16:28,490
Cos X DX ุงู„ุชูุงุถู„ ู„ู€ Cos ุชูƒูŠูŠุจ ุซู„ุงุซุฉ Cos ุชุฑุจูŠุฉ X
226
00:16:28,490 --> 00:16:34,310
ููŠู‡ ุชูุงุถู„ ู„ู€ Cos ุณุงู„ุจ Sine ูˆ DV ุชูƒุงู…ู„ ู„ู€ Cos Sine
227
00:16:37,090 --> 00:16:40,850
ู‡ุฏู‰ ูู‰ ู‡ุฏู‰ ุณุงูŠู† ูู‰ ูƒุฒุงูŠู† ุชูƒูŠู‘ุช ู†ุงู‚ุต ุชุชุนู…ู„ ู‡ุฏู‰ ูู‰
228
00:16:40,850 --> 00:16:44,430
ู‡ุฏู‰ ู†ุงู‚ุต ุจูŠุตูŠุฑ ู‡ู†ุง ูˆ ููŠ ู†ุงู‚ุต ุจูŠุตูŠุฑ ุฒุงุฆุฏ ูˆ ุจุนุฏูŠู†
229
00:16:44,430 --> 00:16:47,650
ุนู†ุฏูƒ ุชู„ุงุชุฉ ูƒุฒุงูŠู† ุชุฑุจูŠุน ูˆ ุณุงูŠู† ูู‰ ุณุงูŠู† ุณุงูŠู† ุชุฑุจูŠุน
230
00:16:47,650 --> 00:16:51,490
ูŠุจู‚ู‰ ุจุชู„ุนุจู†ุง ุณุงูŠู† ุชุฑุจูŠุน ูู‰ ูƒุฒุงูŠู† ุชุฑุจูŠุน ุณุงูŠู† ุชุฑุจูŠุน
231
00:16:51,490 --> 00:16:55,870
ูู‰ ูƒุฒุงูŠู† ุชุฑุจูŠุน ุงู„ุขู† ุฏู‡ ูŠุนู†ูŠ ุงู„ู‚ุงู„ูŠุฉ ุงู„ู„ู‰ ู„ูƒู„
232
00:16:55,870 --> 00:16:59,350
ุงู„ุฃุณุฆู„ุฉ ุจู†ุนู…ู„ู‡ุง ุจู†ุนู…ู„ ุงู„ู‚ุงู„ูŠุฉ ู‡ุฏู‰ ุนุดุงู† ู†ุธุจุท ู„ูƒู„
233
00:16:59,350 --> 00:17:02,670
ุงู„ุฃุณุฆู„ุฉ ูู‰ ู‡ุฐุง ุงู„ุณุคุงู„ ู…ู…ูƒู† ู‡ุฏู‰ ู†ุญู„ู‡ุง ุจุทุฑูŠู‚ุฉ ุชุงู†ูŠุฉ
234
00:17:02,670 --> 00:17:09,920
ู‡ู‰ ู‡ู†ุง ู„ูƒู† ุงู„ู‚ุงู„ูŠุฉ ุงู„ู…ูˆุญุฏุฉ ู„ู„ุฌู…ูŠุนุนุดุงู† ุชุธุจุท ู…ุนุงูƒ
235
00:17:09,920 --> 00:17:12,620
ู„ูƒูˆุฒุงูŠู† ุฃูุณ ุฎู…ุณุฉ ูˆุชุธุจุท ู„ูƒูˆุฒุงูŠู† ุฃูุณ ุณุชุฉ ูˆุชุธุจุท
236
00:17:12,620 --> 00:17:16,440
ู„ูƒูˆุฒุงูŠู† ุฃูุณ ุณุจุนุฉ ูƒูˆุฒุงูŠู† ุชุฑุจูŠุน ููŠ ุณุงูŠู† ุชุฑุจูŠุน ุฅูŠุด
237
00:17:16,440 --> 00:17:19,280
ุจู…ุง ู†ุนู…ู„ ุงู„ู€Sin ุชุฑุจูŠุน ู‡ุฐุง ุงู„ู„ูŠ ุทู„ุนุช ู…ุนุงู†ุง ุจุฏู†ุง
238
00:17:19,280 --> 00:17:23,360
ู†ุญูˆู„ู‡ุง ู„ูƒูˆุฒุงูŠู† ูุจุชุตูŠุฑ ูˆุงุญุฏ ู†ุงู‚ุต ูƒูˆุฒุงูŠู† ุชุฑุจูŠุนุงู„ุงู†
239
00:17:23,360 --> 00:17:27,180
ู„ูˆ ููƒู‘ู†ุง ู‡ุฐุง ุชูƒุงู…ู„ cos ุชุฑุจูŠุน ู…ุงู‚ุต cosine ุฃูุณ ุฃุฑุจุนุฉ
240
00:17:27,180 --> 00:17:30,580
ุฅูŠุด ุฑุฌุนุชุŸ ุฑุฌุนุช ุฃู†ู†ุง cosine ุฃูุณ ุฃุฑุจุนุฉ ูˆ cosine
241
00:17:30,580 --> 00:17:34,000
ุชุฑุจูŠุน ู…ุนุฑูˆูุฉ ูƒูŠู ุชูƒุงู…ู„ู‡ุง cosine ุฃูุณ ุฃุฑุจุนุฉ ู‡ุฐู‡ ุณุงู„ุจ
242
00:17:34,000 --> 00:17:37,880
ุชู„ุงุชุฉ ุจู†ุฑูˆุญ ุจู†ุฌู…ุนู‡ุง ู…ุน ุงู„ุชูƒุงู…ู„ ุงู„ู„ูŠ ู‡ู†ุง ุจูŠุตูŠุฑู‡
243
00:17:37,880 --> 00:17:41,500
ุฃุฑุจุนุฉ ุชู„ุงุชุฉ ูˆ ูˆุงุญุฏ ุฃุฑุจุนุฉ cosine ุฃูุณ ุฃุฑุจุนุฉ ูŠุณุงูˆูŠ
244
00:17:41,500 --> 00:17:45,160
cosine ุชุฑุจูŠุน ููŠ ุชูƒูŠูŠุจ ููŠ sin ุฒุงุฆุฏ ุชู„ุงุชุฉ ุชูƒุงู…ู„ ุงู„
245
00:17:45,160 --> 00:17:48,500
cosine ุชุฑุจูŠุน ุทุจุนุง ุชูƒุงู…ู„ ุงู„ cosine ุชุฑุจูŠุน ุจู†ุนุฑู ุฃู†ู‡
246
00:17:48,500 --> 00:17:52,100
ุจู†ุญูˆู„ู‡ุง ู„ู‚ุงู†ูˆู† ุฏุงุฑ ุงู„ุฐุงูˆูŠุฉ ูˆุงุญุฏ ุฒุงุฆุฏ cosine 2x ุนู„ู‰
247
00:17:52,100 --> 00:17:58,900
2 dxูˆุจู†ูƒู…ู„ ู‡ุฐู‡ ุงู„ุชูŠ ู‡ูŠ 3 ุนู„ู‰ 2 ูˆ ุชูƒู…ู„ 1 X ูˆ ุชูƒู…ู„
248
00:17:58,900 --> 00:18:05,530
Cosุจู†ู‚ุณู… ุนู‚ุจุงู„ ุงู„ุฒุงูˆูŠุฉ ุนู„ู‰ 2 ูˆุฒุงุฆุฏ c ุฅุฐุง ุชูƒุงู…ู„ ุงู„
249
00:18:05,530 --> 00:18:09,630
cos ุฃุฑุจุนุฉ x dx ุณุงูˆูŠ ุงู„ู„ูŠ ู‡ูˆ ุงู„ุทุฑู ู‡ุฐุง ุจู†ู‚ุณู…ู‡ ุนู„ู‰
250
00:18:09,630 --> 00:18:13,610
ุฃุฑุจุนุฉ ู„ุฃู† ู†ุฑุฌุน ู‡ู†ุง ุงู„ cos ุชุฑุจูŠุน ุตูŠู† ุชุฑุจูŠุน ู„ูˆ ุฅุญู†ุง
251
00:18:13,610 --> 00:18:16,470
ู…ู† ู‡ู†ุง ุทุจุนุง ู‚ู„ู†ุง ู‡ุฐู‡ ุงู„ุทุฑูŠู‚ุฉ ุงู„ุนุงู…ุฉ ู„ูƒู„ ุงู„ุฃุณุฆู„ุฉ
252
00:18:16,470 --> 00:18:21,930
ู„ุฃูŠ cos ุฃุณ n ู„ูƒู† ู„ู„ cos ุฃุฑุจุนุฉ ู‡ุฐู‡ ู…ู† ู‡ู†ุง ุณู‡ู„ุฉ ุงู†ูŠ
253
00:18:21,930 --> 00:18:26,310
ุฅูŠุด ุฃุนู…ู„ ูู‡ุฐู‡ ุนุจุงุฑุฉ ุนู† sin x cos x ู„ูƒู„ ุชุฑุจูŠุนุงู„ู€
254
00:18:26,310 --> 00:18:30,230
unsigned cosine ู‡ูŠ ุนุจุงุฑุฉ ุนู† sin 2x ุน 2 ู†ุต sin 2x
255
00:18:30,230 --> 00:18:34,550
ู„ูƒู„ ุชุฑุจูŠุน ูŠุนู†ูŠ ุฑุจุน sin ุชุฑุจูŠุน 2x sin ุชุฑุจูŠุน ุทุจุนุง
256
00:18:34,550 --> 00:18:38,330
ุจู†ุญูˆู„ู‡ุง ู„ู‚ุงู†ูˆู† ุถุนู ุงู„ุฒุงูˆูŠุฉ ุงู„ู„ู‰ ู‡ู‰ ุฒู‰ ู‡ุฐู‡ ูŠุนู†ูŠ
257
00:18:38,330 --> 00:18:41,870
ูˆุงุญุฏ ุจุณ ุงู„ูˆุงุญุฏ ู†ุงู‚ุต cosine 2x ุน 2 ูุจู†ุญูˆู„ู‡ุง open
258
00:18:41,870 --> 00:18:47,150
ูƒุงู…ู„ ูู‡ู†ุง ู‡ุฐู‡ ูŠุนู†ูŠ ู…ู…ูƒู† ุทุฑูŠู‚ุฉ ุฃุณู‡ู„ ุฃูˆ ุจู†ุชุจุน ุทุฑูŠู‚ุฉ
259
00:18:47,150 --> 00:18:51,230
ุงู„ routine ุทุฑูŠู‚ุฉ ุงู„ routine ุงู„ู„ู‰ ู‡ู‰ ู‡ุฐู‡ ุงู„ู„ู‰ ุจุชู†ูุน
260
00:18:51,230 --> 00:18:52,030
ู„ูƒู„ ุงู„ุฃุณุฆู„ุฉ
261
00:18:54,910 --> 00:18:57,510
ููŠ ุงู„ู€ Integration Pipelines ู„ูˆ ูƒุงู† ููŠู‡ุง ุญุฏูˆุฏ
262
00:18:57,510 --> 00:19:03,970
ู„ู„ุชูƒุงู…ู„ุŒ ุงู„ุชูƒุงู…ู„ A ู„B ู„FG' of X DXุŒ ุทุจุนุง FG' ูŠุนู†ูŠ
263
00:19:03,970 --> 00:19:10,290
ู‡ุฐู‡ U ูˆู‡ุฐู‡ DV ูู‡ุฐู‡ FG' ู‡ุฐู‡ G' of X DX ู‡ูŠ DV ูˆ F ู‡ูŠ
264
00:19:10,290 --> 00:19:15,030
ุนุจุงุฑุฉ ุนู† Uุจุณ ู‡ุฐู‡ H form ูŠู„ุง ุฃุฎุฑู‰ U ูˆ ู‡ุฐู‡ ูƒู„ู‡ุง DB
265
00:19:15,030 --> 00:19:20,810
ูุจุชุตูŠุฑ FG ูŠู„ูŠ ู‡ูŠ U ูŠุนู†ูŠ ููŠ V ู…ู† A ู„ B ู…ู† A ู„ B
266
00:19:20,810 --> 00:19:24,530
ูุจู†ุญุท ู‡ุฐู‡ ุงู„ุชูƒุงู…ู„ู‡ุง ู…ู† A ู„ B ู†ุงู‚ุต ุงู„ุชูƒุงู…ู„ ู„ F
267
00:19:24,530 --> 00:19:30,170
prime G ูŠุนู†ูŠ V DU ู…ู† A ุฅู„ู‰ B ูุจู†ุญุทู‡ุง ู„ุญุฏูˆุฏ ุงู„ุชูƒุงู…ู„
268
00:19:30,170 --> 00:19:33,090
ูˆ ู‡ุฐู‡ ุจู†ุนูˆุถ ููŠ ุงู„ุชูƒุงู…ู„ ูˆ ุจุนุฏ ู…ุง ู†ูƒู…ู„ ู‡ุฐู‡ ูˆ ู†ุฎู„ุตู‡ุง
269
00:19:33,090 --> 00:19:36,970
ุจู†ุนูˆุถ ููŠ ุญุฏูˆุฏ ุงู„ุชูƒุงู…ู„ ุจุชุงุนุชู‡ุง ู‡ุฐู‡ ู„ูˆ ูƒุงู†ุช ุงู„ุชูƒุงู…ู„
270
00:19:36,970 --> 00:19:41,430
ู…ุญุฏูˆุฏุฉู…ุซู„ู‹ุง, find the area of the region bounded
271
00:19:41,430 --> 00:19:46,570
by the curve Y ุชุณุงูˆูŠ XE ุฃูุต ู†ุงู‚ุต X and X-axis from
272
00:19:46,570 --> 00:19:50,690
X ุชุณุงูˆูŠ 0 ุฅู„ู‰ 4ุŒ ุจุฏู†ุง ู†ุฌุฏ ุงู„ู…ุณุงุญุฉ ุจูŠู† ุงู„ู…ู„ุญู†ุฉ ูˆ X
273
00:19:50,690 --> 00:19:53,690
-axis ุทุจุนู‹ุง ุงู„ู…ุณุงุญุฉ ุจูŠู† ุงู„ู…ู„ุญู†ุฉ ูˆ X-axis ู‡ูŠ
274
00:19:53,690 --> 00:19:57,550
ุงู„ุชูƒุงู…ู„ ู…ู† ุงู„ู†ู‚ุทุฉ ู…ู† 0 ุฅู„ู‰ 4 ูุงู„ area ุชุณุงูˆูŠ
275
00:19:57,550 --> 00:20:01,290
ุงู„ุชูƒุงู…ู„ ู…ู† 0 ุฅู„ู‰ 4 ู„ู„ function ุชุจุนุชู†ุง XE ุฃูุต ู†ุงู‚ุต
276
00:20:01,290 --> 00:20:05,690
XDX ุทุจุนู‹ุง ู‡ุฐู‡ ุจู†ู„ุงุญุธ ุฃู† ุงู„ุชูƒุงู…ู„ by parts ูุจู†ุงุฎุฏ U
277
00:20:05,690 --> 00:20:10,800
ุชุณุงูˆูŠ X DV ุชุณุงูˆูŠ E ุฃูุต ู†ุงู‚ุต XDXDU ุชุณุงูˆูŠ DX ูˆู‡ู†ุง V
278
00:20:10,800 --> 00:20:16,060
ุชุณุงูˆูŠ ุชูƒุงู…ู„ E ุฃูˆุต ู†ุงู‚ุต X ููŠ ู†ุงู‚ุต ุงู„ุงู† ุจู†ุฑูˆุญ ุงูŠุด
279
00:20:16,060 --> 00:20:19,720
ุจู†ุนูˆู‘ุฑ U ููŠ V ูŠุนู†ูŠ ู†ุงู‚ุต X E ุฃูˆุต ู†ุงู‚ุต X ูˆุจู†ุญุท ู‡ู†ุง
280
00:20:19,720 --> 00:20:23,660
ุญุฏูˆุฏ ุงู„ุชูƒุงู…ู„ 0 ู„ 4 ุฒุงุฆุฏ ุงู„ุชูƒุงู…ู„ ุจู†ุญุท ู‡ู†ุง ุญุฏูˆุฏ ุจุฑุถู‡
281
00:20:23,660 --> 00:20:32,880
ู…ู† 0 ู„ 4 ู„ VDU ุงู„ู„ูŠ ู‡ูŠ ู†ุงู‚ุต X E ุฃูˆุต ู†ุงู‚ุต X DX ุทุจุนุง
282
00:20:32,880 --> 00:20:36,970
ู‡ู†ุง ู†ุงู‚ุต ูˆููŠ ู†ุงู‚ุต ู‡ุฐู‡ ุจูŠุตูŠุฑ ุฏุงุฆู‚ุงู„ุงู† ู‡ู†ุง ุจู†ุนูˆุถ
283
00:20:36,970 --> 00:20:40,110
ุจุณุฏูˆุฏ ุงู„ุชูƒุงู…ู„ ุจู†ุนูˆุถ ุจุงู„ุงุฑุจุนุฉ ู†ุงู‚ุต ุฃุฑุจุนุฉ E ุฃุณ ู†ุงู‚ุต
284
00:20:40,110 --> 00:20:44,690
ุฃุฑุจุนุฉ ู†ุงู‚ุต ู‡ู†ุง ุณูุฑ ููŠ E ุฃุณ ู†ุงู‚ุต ููŠ E ุฃุณ ุณูุฑ ุงู„ู„ูŠ
285
00:20:44,690 --> 00:20:48,290
ู‡ูŠ ุณูุฑ ูŠุนู†ูŠ ู…ุน ุงู„ุณูุฑ ุงู„ู„ูŠ ูŠุตูŠุฑ ุณูุฑ ูˆ ุจุนุฏูŠู† E ุฃุณ
286
00:20:48,290 --> 00:20:52,310
ู†ุงู‚ุต X ุชูƒุงู…ู„ู‡ุง E ุฃุณ ู†ุงู‚ุต X ููŠ ุนู„ู‰ ุณุงู„ู… ุงู„ู„ูŠ ู‡ูŠ
287
00:20:52,310 --> 00:20:55,630
ุจุชุตูŠุฑ ู‡ู†ุง ุณุงู„ู… ู‡ูŠ ู…ู† ุณูุฑ ุฅู„ู‰ ุฃุฑุจุนุฉ ูˆ ุจู†ุนูˆุถ ู‡ู†ุง
288
00:20:55,630 --> 00:21:00,010
ุจุงู„ุงุฑุจุนุฉ ุจุงู„ุฃูˆู„ E ุฃุณ ุณุงู„ู… X ูˆ ุจู†ุนูˆุถ ุจุงู„ุณูุฑ E ุฃุณ
289
00:21:00,010 --> 00:21:03,660
ุณูุฑ ูˆุงุญุฏุฅูŠู‚ ุงู„ุตูุฑ ุงู„ู„ูŠ ู‡ูŠ Iุงุด ูˆุงุญุฏ ูุจุตูŠุฑ ู‡ู†ุง drop
290
00:21:03,660 --> 00:21:09,340
ุฎู…ุณุฉ ู…ุงุฎุต ุฎู…ุณุฉ ุฅูŠู‚ ุงุซู†ุงุซ ุฃุฑุจุนุฉ ุฒุงุฆุฏ ูˆุงุญุฏ ูุฏู‡ Iุงุด
291
00:21:09,340 --> 00:21:13,620
ุงู„ู„ูŠ ู‡ูˆ ุฅุฐุง ูƒุงู† ููŠู‡ ุฎุฏูˆุฏ ุชูƒุงู…ู„ููŠ ุนู†ุฏู†ุง ุจุนุถ ุงู„ุฃุณุฆู„ุฉ
292
00:21:13,620 --> 00:21:18,160
ุงู„ู„ู‰ ู…ู…ูƒู† ู†ุนู…ู„ู‡ุง ุจุณู‡ูˆู„ุฉ ุงูƒุชุฑ ุงู„ู„ู‰ ู‡ูˆ ุฅุฐุง ูƒุงู†ุช
293
00:21:18,160 --> 00:21:21,480
ุงู„ุญุงู„ุฉ ุงู„ู„ู‰ ู‡ูˆ ู„ู…ุง ู†ูƒูˆู† X ุชุฑุจูŠุน ููŠ function ุฃุฎุฑู‰
294
00:21:21,480 --> 00:21:25,880
ูŠุนู†ูŠ X ูˆุงุญุฏุฉ ู…ู†ู‡ู… ุชูุงุถู„ู‡ุง ูŠู†ุชู‡ูŠ ูˆ ุงู„ุชุงู†ูŠุฉ ู‚ุงุจู„ุฉ
295
00:21:25,880 --> 00:21:29,480
ู„ู„ุชูƒุงู…ู„ ุฅุฐุง ูƒุงู† ููŠ X ุฃุณ ุงู† ู‡ู†ุง ููŠ ุฃูŠ function ุฃุฎุฑู‰
296
00:21:29,480 --> 00:21:32,600
X ุฃุณ ุงู† ููŠ ุฃูŠ function ุฃุฎุฑู‰ E, Sin, Cos ุฃูŠ
297
00:21:32,600 --> 00:21:36,960
function ุชุงู†ูŠุฉ ู‚ุงุจู„ุฉ ู„ู„ุชูƒุงู…ู„ ูˆู‡ุฐู‡ ุชูุงุถู„ู‡ุง ูŠู†ุชู‡ูŠ
298
00:21:37,400 --> 00:21:42,280
ูุจู†ุนู…ู„ู‡ุง ุจุดุบู„ ุชุงุจูˆู„ุงุฑ ุชุงุจูˆู„ุงุฑ integration ุชุงุจูˆู„ุงุฑ
299
00:21:42,280 --> 00:21:46,020
ูŠุนู†ูŠ ุจู†ุนู…ู„ table ุฒูŠ ู‡ุฐุง ุจู†ูุท ู‡ู†ุง ุงู„ function
300
00:21:46,020 --> 00:21:49,960
ุงู„ุฃูˆู„ู‰ ุฅูƒุณ ุชุฑุจูŠุฉ ุงู„ู„ู‰ ุจู†ู†ูุถู„ู‡ุง ุจู†ูุถู„ู‡ุง ุจู†ูุทู‡ุง ู‡ู†ุง
301
00:21:49,960 --> 00:21:53,080
ูˆ ุงู„ function ุงู„ู„ู‰ ุจุฏู†ุง ู†ูƒู…ู„ู‡ุง ุจู†ูุทู‡ุง ู‡ู†ุงูˆู‡ุฐู‡ ู‡ู†ุง
302
00:21:53,080 --> 00:21:56,360
ุจุฑูˆุญ ุจุงู„ูƒุงู…ู„ ูˆู‡ู†ุง ุจุฑูˆุญ ุจุงู„ูุงุถู„ ุจุฑูˆุญ ุจุงู„ูุงุถู„ ู‡ุฐู‡
303
00:21:56,360 --> 00:22:00,000
ู„ู…ุง ู†ูˆุตู„ ู„ู„ุชูุงุถู„ ุณูุฑ ู„ู…ุง ู†ูˆุตู„ ู„ู„ุณูุฑ ุงูƒุณ ุชุฑุจูŠู‡
304
00:22:00,000 --> 00:22:02,520
ุงุชู†ูŠู† ุงูƒุณ ูˆ ุจุนุฏูŠู† ุงุชู†ูŠู† ุจุนุฏูŠู† ุงูŠู‡ ุงูŠุด ุชูุงุถู„ู‡ุง ุณูุฑ
305
00:22:02,520 --> 00:22:07,600
ุจุนุฏูŠู† ู‡ุฐู‡ ู…ุชุถู…ู† ูƒุงู…ู„ู‡ุง ู„ู…ุง ู†ูˆุตู„ู‡ุง ู„ู‚ุจุงู„ ุงู„ุณูุฑ ู„ู…ุง
306
00:22:07,600 --> 00:22:11,980
ู†ูˆุตู„ ู‡ู†ุง ู„ุขุฎุฑ ุณุทุฑ ุนู†ุฏ ุงู„ุณูุฑ ูˆุงุดุฑุจ ู†ุนู…ู„ ู†ุงุฎุฏ ู‡ุฐู‡
307
00:22:11,980 --> 00:22:15,920
ุงู„ุฃูˆู„ู‰ ููŠ ู‡ุฐู‡ ู…ุน ุงู„ุชุงู†ูŠุฉ ูˆุงู„ุชุงู†ูŠุฉ ู…ุน ุงู„ุชุงู„ุชุฉ
308
00:22:15,920 --> 00:22:19,540
ูˆุงู„ุชุงู„ุชุฉ ู…ุน ุงู„ุฑุงุจุน ูˆุจู†ุฑุชุจ ุงู„ุฅุดุงุฑุงุช ู…ูˆุฌุจ ุณุงู„ุจ ู…ูˆุฌุจ
309
00:22:19,540 --> 00:22:24,880
ูˆูŠูƒูˆู† ู‡ูˆูŠุฉ ุงู„ุฌูˆุงุจู‡ุฏูŠ ููŠ ู‡ุฏูŠ ุจุงู„ู…ูˆุฌุจ xยฒ-x ุซู… ู†ุงู‚ุต
310
00:22:24,880 --> 00:22:30,240
2x e ุฃูุณ x ุซู… ุฒุงุฆุฏ 2 ููŠ e ุฃูุณ x ุซู… ุฒุงุฆุฏ c ู‡ูƒุฐุง
311
00:22:30,240 --> 00:22:34,380
ุชุชูƒุงู…ู„ ุนู„ู‰ ุทูˆู„ ู†ูƒุชุจ ุงู„ุฅุฌุงุจุฉ ุจู…ุฌุฑุฏ ุจุณู‚ูŠู„ ุงู„ tabular
312
00:22:34,380 --> 00:22:37,960
ู‡ุฏูŠ ู„ู…ูŠู† ู„ู„ functions ุงู„ู„ูŠ ููŠู‡ุง x ุฃูุณ n ูŠุนู†ูŠ
313
00:22:37,960 --> 00:22:42,980
ุชูุงุถู„ู‡ุง ูŠู†ุชู‡ูŠ ูŠู†ุชู‡ูŠ ูŠุนู†ูŠ ูŠูˆุตู„ ุชูุงุถู„ู‡ุง ู„ 0 ูุจู†ุงุฎุฏู‡ุง
314
00:22:42,980 --> 00:22:47,700
ู‡ูŠ ุชูุงุถู„ ูˆ ุงู„ function ุงู„ุชุงู†ูŠุฉ ุชูƒุงู…ู„ู‡ุง ูˆ ู†ุนู…ู„ ู‡ุฐู‡
315
00:22:47,700 --> 00:22:49,400
ุงู„ู„ูŠ ู‡ูŠ ุงู„ tabular
316
00:22:52,430 --> 00:22:57,590
ูŠุนู†ูŠ ู…ุซู„ ุงุฎุฑ x ุชูƒูŠุจ ููŠ sin x dx ู„ุงู† x ุชุฑุจูŠุฉ sin x
317
00:22:57,590 --> 00:23:02,170
dx x ุชูƒูŠุจ ูŠุนู†ูŠ ุจู†ุนู…ู„ ู‡ู†ุง by parts ุชู„ุช ู…ุฑุฉ ูุจู†ุนู…ู„ u
318
00:23:02,170 --> 00:23:06,490
dv ูˆูƒู…ุงู† u dv ูˆูƒู…ุงู† u dv ู„ุฃ ุจู†ุนู…ู„ู‡ุง ู…ุฑุฉ ูˆุงุญุฏุฉ ุนู†
319
00:23:06,490 --> 00:23:12,670
ุทุฑูŠู‚ ุงู„ tabular ู‡ุฐุงูุจู†ุญุท ุงู„ X ุชูƒูŠูŠุจ ููŠ ู‡ุฐุง ุงู„ุนู…ูˆุฏ
320
00:23:12,670 --> 00:23:16,590
ูˆ ุจู†ุงุฎุฏ sin X ููŠ ุงู„ุนู…ูˆุฏ ุงู„ุชุงู†ูŠ ู„ุฃู† ู‡ุฐูŠ ุจู†ุธู…ู† ูุงุถู„
321
00:23:16,590 --> 00:23:20,970
ููŠู‡ุง ู„ู…ุง ู†ูˆุตู„ู‡ุง ู„ 0 X ุชูƒูŠูŠุจ ุซู„ุงุซุฉ X ุชุฑุจูŠุน ุณุชุฉ X ูˆ
322
00:23:20,970 --> 00:23:24,770
ุจุนุฏูŠู† ุณุชุฉ ุจุนุฏูŠู† ุณูุฑ ูŠุจู‚ู‰ ู…ู†ูุงุถู„ุฉ ู„ู…ุง ู†ูˆุตู„ู‡ุง ู„ 0 ูˆ
323
00:23:24,770 --> 00:23:29,010
ู‡ุฐูŠ ุจู†ุธู…ู† ูƒุงู…ู„ ููŠู‡ุง ู„ู…ุง ู†ูˆุตู„ู‡ุง ู„ุฅู‚ุจุงู„ ุงู„ุณูุฑ ุงู„ sin
324
00:23:29,010 --> 00:23:32,450
ุชูƒุงู…ู„ู‡ุง ุณุงู„ุจ cosine ูˆ ุงู„ cosine ุชูƒุงู…ู„ู‡ุง sine ูˆ ุงู„
325
00:23:32,450 --> 00:23:35,490
sine ุชูƒุงู…ู„ู‡ุง ุณุงู„ุจ cosine ูˆ ุงู„ cosine ุชูƒุงู…ู„ู‡ุง sine
326
00:23:36,000 --> 00:23:39,000
ูˆุจุนุฏูŠู† ุงูŠุดุŸ ุจู†ุงุฎุฏ ุงู„ุฃูˆู„ู‰ ู…ุน ุงู„ุชุงู†ูŠุฉ ู…ุน ุงู„ุชุงู†ูŠุฉ ู…ู†
327
00:23:39,000 --> 00:23:41,920
ุงู„ุนู…ูˆุฏ ุงู„ุชุงู†ูŠ ุงู„ุชุงู†ูŠุฉ ู…ุน ุงู„ุชุงู„ุชุฉ ูˆุงู„ุชุงู„ุชุฉ ู…ุน
328
00:23:41,920 --> 00:23:45,340
ุงู„ุฑุงุจุนุฉ ูˆุงู„ุฑุงุจุนุฉ ู…ุน ุงู„ุฎุงู†ุณุฉ ูู‡ูŠ ู…ุน ุขุฎุฑ ุฅูŠุงุด ูˆุงุญุฏุฉ
329
00:23:45,340 --> 00:23:50,120
ูˆุจู†ุฑุชุจ ุงู„ุฅุดุงุฑุงุช ู…ูˆุฌุจ ุณุงู„ุจ ู…ูˆุฌุจ ุณุงู„ุจ ูˆุจู†ูƒุชุจ ุงู„ุฌูˆุงุจ
330
00:23:50,120 --> 00:23:54,220
ุนู„ู‰ ู‡ูˆู† ู†ุงู‚ุต x to k cos ูˆุจุนุฏูŠู† ู†ุงู‚ุต ููŠ ู†ุงู‚ุต ุฒุงุฆุฏ
331
00:23:54,220 --> 00:23:58,720
3x ุชุฑุจูŠุน sin ูˆุจุนุฏูŠู† ุฒุงุฆุฏ 6x cos ูˆุจุนุฏูŠู† ู†ุงู‚ุต 6sin
332
00:23:58,720 --> 00:24:06,250
ูˆุฒุงุฆุฏ ุฅูŠุงุด c ุจุงู„ุขุฎุฑู‡ุฐู‡ ุฅูŠุด ูƒู„ ู…ุง ูŠุฎุต ุงู„ุฃููƒุงุฑ ุชุจุน
333
00:24:06,250 --> 00:24:11,330
ุงู„ integration by parts ู†ุงุฎุฏ ุฃู…ุซู„ุฉ ู…ู†ูˆุนุฉ ุนู„ู‰ ุฃูŠ
334
00:24:11,330 --> 00:24:17,230
function ู…ุซู„ู‹ุง x ุณูƒุด ุชุฑุจูŠุน x dx x ููŠ ุดูƒู„ ุณูƒุด ุชุฑุจูŠุน
335
00:24:17,230 --> 00:24:22,490
ู„ุฃู† ู‡ุฐู‡ ุชูุงุถู„ู‡ุง ูŠู†ุชู‡ูŠ ูˆู‡ุฐู‡ ู‚ุงุจู„ุฉ ู„ู„ุชูƒุงู…ู„ ุงู„ุขู† ุงู„ x
336
00:24:22,490 --> 00:24:26,250
ู†ุงุฎุฏ ุงู„ x ูˆู†ุงุฎุฏ ุณูƒุด ุชุฑุจูŠุน ุทุจุนู‹ุง ู‡ูŠ ู…ุฑุฉ ูˆุงุญุฏุฉ ุจุณ ุงู„
337
00:24:26,250 --> 00:24:29,600
integration by partsูŠุนู†ูŠ ู„ูˆ ุฃุฎุฏุช UDV ุนุงุฏูŠ ูˆ ู„ูˆ
338
00:24:29,600 --> 00:24:33,240
ุฃุนู…ู„ุชู‡ุง ุฒูŠ ู‡ูŠ ูƒุฏู‡ ุนุงุฏูŠ X ุชูุงุถู„ู‡ุง ูˆุงุญุฏ ุจุนุฏู‡ุง ุณูุฑ ุงู„
339
00:24:33,240 --> 00:24:38,240
6 ุชุฑุจูŠู‡ ุชูƒุงู…ู„ู‡ุง ุชุงุด ูˆ ุงู„ุชุงุด ุชูƒุงู…ู„ู‡ุง ู„ู† ูƒูˆุด ู„ุฃู†
340
00:24:38,240 --> 00:24:41,800
ุงู„ุชุงุด ู‡ูŠ ุนุจุงุฑุฉ ุนู† ุณู†ุด ุนู„ู‰ ูƒูˆุด ูุงู„ุจุณ ุชูุงุถู„ ุงู„ู…ู‚ุงุทุน
341
00:24:41,800 --> 00:24:45,420
ู‡ูˆ ู„ู† ูƒูˆุด ุงู„ู„ูŠ ุจูŠุตูŠุฑ ู‡ู†ุง ู…ูˆุฌุจ ูˆ ู‡ู†ุง ุณุงู„ุจ ู„ุฃู† X
342
00:24:45,420 --> 00:24:52,620
ูƒุชุงู† ู†ุงู‚ุต ู„ู† ุงู„ูƒูˆุด ู†ุงู‚ุต ู„ู† ุงู„ูƒูˆุด X ุฒุงุฆุฏ C ุงู„ุชูƒุงู…ู„
343
00:24:52,620 --> 00:24:57,160
ุงู„ู„ูŠ ู‡ูˆ ูƒุฒุงุฆูŠ ูู„ุฃุฉ ู„ู† ุงู„ X DXู„ุฃู† ููŠ ุงู†ุฏูŠ ูƒุฒุงุนูŠ ูˆููŠ
344
00:24:57,160 --> 00:24:59,460
ุงู†ุฏูŠ ุฌูˆุง function ูˆุงู„ู€ function ู‡ุฐู‡ ุชูุงุถู„ู‡ุง ู…ุด
345
00:24:59,460 --> 00:25:03,840
ู…ูˆุฌูˆุฏ ุจุฑุง ูุจุงู„ุชุงู„ูŠ ุจุฏู†ุง ู†ุนู…ู„ ู†ุดูˆู ุฅูŠุด ูƒูŠู ุจุฏู†ุง ู†ุญู„
346
00:25:03,840 --> 00:25:08,100
ู‡ุฐุง ุงู„ุณุคุงู„ ู„ูˆ ุฃุฎุฏู†ุง ุจุงู„ุฃูˆู„ ู†ุนู…ู„ ุชุนูˆูŠุฑ ูŠุชุณุงูˆูŠ Y
347
00:25:08,100 --> 00:25:09,300
ุชุณุงูˆูŠ 3 ู„ X
348
00:25:15,770 --> 00:25:19,030
ุนุดุงู† ู†ุนู…ู„ ุชุนูˆูŠุถ ุจุฏู†ุง ู…ู† ู‡ู†ุง X X ุฅูŠุด ุชุณุงูˆูŠ ู‡ู†ุง Y
349
00:25:19,030 --> 00:25:22,410
ุนู„ู‰ ุชู„ุงุชุฉ ู†ุงุฎุฏ ุงู„ E ู„ู„ุทุฑููŠู† ูุจุชุทู„ุน X ุชุณุงูˆูŠ E ุฃุณ Y
350
00:25:22,410 --> 00:25:26,430
ุนู„ู‰ ุชู„ุงุชุฉ ูŠุนู†ูŠ X ู‡ุฐูŠ E ุฃุณ Y ุนู„ู‰ ุชู„ุงุชุฉ ูŠุนู†ูŠ ููŠ
351
00:25:26,430 --> 00:25:30,890
ุงู„ุจุณุท ุชุทู„ุน E ุฃุณ ู†ุงู‚ุต Y ุนู„ู‰ ุชู„ุงุชุฉ DX ู†ูŠุฌูŠ ู‡ู†ุง ุงู„ุนูˆุฏ
352
00:25:30,890 --> 00:25:34,950
ุฅูŠุด ุจุชุตูŠุฑ ู‡ุฐูŠ Cos Y ุฏูŠ ุฌูˆุง ู‡ุฐูŠ ู‡ูˆ ุนุจุงุฑุฉ ุนู† Y DX ู…ู†
353
00:25:34,950 --> 00:25:39,070
ู‡ู†ุง DX ุฅูŠุด ุชุณุงูˆูŠ ุฏูŠ Y ุนู„ู‰ ุชู„ุงุชุฉ ููŠ E ุฃุณ Y ุนู„ู‰
354
00:25:39,070 --> 00:25:44,360
ุชู„ุงุชุฉูŠุจู‚ู‰ dy ุนู„ู‰ ุซู„ุงุซุฉ ุงูŠ ุฃุณ y ุนู„ู‰ ุซู„ุงุซุฉ ุงูŠ ููŠ
355
00:25:44,360 --> 00:25:56,380
ูƒุฒุงูŠู† ุงูŠ ููŠ ูƒุฒุงูŠู† ุงูŠ ููŠ ูƒุฒุงูŠู†ุทุจุนุง ู‡ู†ุง ุจุฏูŠ ุงุนู…ู„ ุงู†ุง
356
00:25:56,380 --> 00:26:00,200
E ููŠ cosine ู‡ุฐุง ุณุคุงู„ ุงุญู†ุง ุญู„ู†ุงู‡ ู‚ุจู„ ู‡ูŠูƒ ุงู„ุขู† ุจุฏูŠ
357
00:26:00,200 --> 00:26:05,440
ุงุนู…ู„ ูŠุนู†ูŠ ุงุบูŠุฑ ุงุฎุฏู†ุง ููŠ ุงู„ุณุคุงู„ ุงู„ู„ูŠ ูุงุช ุงู†ู‡ E ู‡ูŠ U
358
00:26:05,440 --> 00:26:09,760
ูˆ ุงู„ cosine ู‡ูŠ DV ุงู„ุขู† ุจุฏูŠ ุงุฎุฏ ุงู„ุนูƒุณ ุทุจุนุง ููŠ
359
00:26:09,760 --> 00:26:13,080
ุงู„ุญุงู„ุชูŠู† ู…ู…ูƒู† ูŠุนู†ูŠ ู…ุด ุจุณ ู„ู‡ุฐุง ุงู„ุณุคุงู„ ุงูŠ ุณุคุงู„ E ููŠ
360
00:26:13,080 --> 00:26:15,780
cosine ุงูˆ E ููŠ sine ุงูŠ ูˆุงุญุฏุฉ ู…ู†ู‡ู… ุชุงุฎุฏู‡ุง U ูˆ
361
00:26:15,780 --> 00:26:18,740
ุงู„ุชุงู†ูŠุฉ DV ุฎู„ูŠู†ูŠ ุงุนู…ู„ ุงู„ู…ุฑุฉ ู‡ุฐู‡ ุงู† ู‡ูˆ ุงู„ cosine
362
00:26:18,740 --> 00:26:22,400
ู†ุงุฎุฏู‡ุง ู‡ูŠ ุนุจุงุฑุฉ ุนู† U ูˆ ู†ุงุฎุฏ ุงู„ู„ูŠ ู‡ูŠ DV ู‡ูŠ ุนุจุงุฑุฉ ุนู†
363
00:26:22,400 --> 00:26:26,740
ุงู„ E ู…ุน ุงู„ุชู„ุชุนุดุงู† ุฅูŠุด ู…ุง ู†ู‚ุฑุจุชุด ุชู„ุช E ุงู‚ุต Y ุน ุชู„ุช
364
00:26:26,740 --> 00:26:30,080
ุฏูŠ Y ู„ุฃู† ู‡ู†ุง ุจู†ุนู…ู„ ุชูุงุถู„ ูˆ ู‡ู†ุง ุงู„ุนู…ูˆุฏ ู‡ุฐุง ุจู†ุนู…ู„
365
00:26:30,080 --> 00:26:33,960
ุชูƒุงู…ู„ ู„ุฃู† ููŠ ู‡ุฐู‡ ุงู„ุญุงู„ุฉ ุงุญู†ุง ู‚ูˆู„ู†ุง E ููŠ cosine ุงูˆ
366
00:26:33,960 --> 00:26:38,720
E ููŠ sine ุงู„ู„ูŠ ู‡ูˆ ุจูŠุจู‚ู‰ ุจุนู…ู„ ู…ุฑุชูŠู† by parts ููŠ
367
00:26:38,720 --> 00:26:42,800
ุงู„ู…ุฑุฉ ุงู„ุชุงู†ูŠุฉ ุจูŠุฑุฌุน ู†ูุณ ู‡ุฐุง ุงู„ E ููŠ cosine ุจุชุฑุฌุน E
368
00:26:42,800 --> 00:26:45,500
ููŠ cosine ุจุบุถ ุงู„ู†ุธุฑ ุนู† ุงู„ constant E ููŠ cosine
369
00:26:45,500 --> 00:26:49,520
ุจุชุฑุฌุน ู…ุฑุฉ ุชุงู†ูŠุฉ ูˆ ุจุฑูˆุญ ุจูˆุฏูŠู‡ุง ู…ุน ู‡ุฐู‡ ูˆ ุจุฌู…ุนู‡ู… ู…ุน
370
00:26:49,520 --> 00:26:55,600
ุจุนุถู‡ูŠ ุงูˆู„ by parts ูˆู‡ูŠ ุงู„ุชุงู†ูŠ by parts ุนู…ู„ุชู… ุงูŠุด
371
00:26:55,600 --> 00:26:58,880
ููŠ ุงู„ุฎุทูˆุฉ ูˆุงุญุฏุฉ ุฒูŠ ุงู„ tabular ุจุณ ุงูŠุด ูŠุฎุชู„ู ุดูˆูŠุฉ
372
00:26:59,510 --> 00:27:05,350
ุงู„ุงู† ู‡ู†ุง ุจุฏู†ุง ู†ูุถู„ ู‡ุฐู‡ cos y ูˆุชูุงุถู„ู‡ุง ู†ุงู‚ุต sin y
373
00:27:05,350 --> 00:27:10,630
ูˆุชูุงุถู„ู‡ุง ู†ุงู‚ุต cos y ูƒูˆูŠุณ ู‡ู†ุง ูˆุตู„ู†ุง ุงูŠุดุŸ ุจู†ูุถู„ ู„ู…ุง
374
00:27:10,630 --> 00:27:15,210
ู†ู‡ุฏูŠ ุชุฑุฌุน ู†ูุณู‡ุง cosine ุชุฑุฌุน ุงูŠุดุŸ cosine ุงู„ุงู† ุงู„ E
375
00:27:15,210 --> 00:27:18,250
ุจู†ูƒู…ู„ ุงู„ E E ุฃุณูˆุงูŠุฉ ุน ุชู„ุงุชุฉ ุงู„ู„ูŠ E ุฃุณูˆุงูŠุฉ ุน ุชู„ุงุชุฉ
376
00:27:18,250 --> 00:27:21,860
ุนู„ู‰ ุชู„ุช ูŠุนู†ูŠ ููŠ ุชู„ุงุชุฉ ูุจุชุฑูˆุญ ุงู„ุชู„ุช ุงู„ู„ูŠ ู‡ู†ุงE ุฃุณูˆุงุน
377
00:27:21,860 --> 00:27:25,880
ุชู„ุงุชุฉ ุชูƒุงู…ู„ู‡ุง E ุฃุณูˆุงุน ุชู„ุงุชุฉ ุนู„ู‰ ุชู„ุช ูŠุนู†ูŠ ุถุฑุจ ุชู„ุงุชุฉ
378
00:27:25,880 --> 00:27:29,460
ูƒูˆูŠุณ ู‡ู‰ ู†ู‚ูŠุงุด ุจู†ูˆุตู„ ู„ู‡ู†ุง ู„ู…ุง ูˆุตู„ู†ุง ู„ุฃู‚ุจู„ ุงู„ cosine
379
00:27:29,460 --> 00:27:33,640
ู„ู…ุง ุงู„ cosine ู‡ุงุฏูŠ ุฑุฌุนุช cosine ู…ุฑุฉ ุชุงู†ูŠุฉ ูˆ ู‡ุงุฏูŠ
380
00:27:33,640 --> 00:27:38,600
ุจู†ูƒุงู…ู„ ู„ู…ุง ู†ู‚ูŠุงุด ู†ูˆุตู„ ู„ู†ูุณ ุงู„ุณุทุฑุฉ ู‡ุฏุง ุจุนุฏูŠู† ุจู†ุงุฎุฏ
381
00:27:38,600 --> 00:27:41,630
ุงู„ุฃูˆู„ู‰ ู…ุน ุงู„ุชุงู†ูŠุฉ ูˆ ุงู„ุฃูˆู„ู‰ ู…ุน ุงู„ุชุงู†ูŠุฉูˆ ู‡ุฐู‡ ู…ูˆุฌุจ
382
00:27:41,630 --> 00:27:45,170
ูˆู‡ุฐู‡ ุณุงู„ุจ ุงู„ุงู† ู‡ุฐู‡ ู…ุงููŠุด ุทุจุนุง ูƒู…ุงู† ุชูƒุงู…ู„ ู„ุงู† ู…ุงููŠุด
383
00:27:45,170 --> 00:27:49,770
ูˆุงุญุฏุฉ ุชูุงุถู„ู‡ุง ูŠู†ุชู‡ูŠ ู„ุฃ ุงุญู†ุง ุจุณ ุจู†ุนู…ู„ tabular ุฌุฏูŠุฏ
384
00:27:49,770 --> 00:27:54,890
ุงู„ู„ูŠ ุจูŠุชูƒุฑุฑ ุงู„ู„ูŠ ู‡ูˆ ุชูƒุงู…ู„ู‡ุง ุจูŠุชูƒุฑุฑ ุงู„ุงู† ู‡ุฐุง ู…ูˆุฌุจ
385
00:27:54,890 --> 00:27:58,310
ูˆู‡ุฐุง ุณุงู„ุจ ูˆุจุนุฏูŠู† ุชูƒุงู…ู„ ูˆุจุนุฏูŠู† ู‡ุฐุง ู…ูˆุฌุจ ู…ูˆุฌุจ ุชูƒุงู…ู„
386
00:27:58,310 --> 00:28:02,630
ู‡ุฐุง ููŠ ู‡ุฐุง ู…ูˆุฌุจ ุชูƒุงู…ู„ ู‡ุฐุง ุนุงูŠุด ููŠ ู‡ุฐุงุทุจุนุง ุฅุฐุง ูƒุงู†ุช
387
00:28:02,630 --> 00:28:06,090
ุฎุฑุจุทุฉ ุงุนู…ู„ by parts ู…ุฑุชูŠู† ุนุงุฏูŠ ุฃูˆ ุจุชุนู…ู„ูŠู‡ุง ู…ุฑุฉ
388
00:28:06,090 --> 00:28:09,950
ูˆุงุญุฏุฉ ุฏูˆู„ุฉ ู…ุฑุชูŠู† by parts ุจุณ ุฅูŠุด ููŠ ุฎุทูˆุฉ ูˆุงุญุฏุฉ ุฅูŠุด
389
00:28:09,950 --> 00:28:13,090
ุนู…ู„ู†ุง ุจู†ุญุท ู‡ู†ุง ุงู„ cosine ูˆ ุจู†ูุชุญ ู‡ู†ุง ุงู„ E ุฃูˆ ุงู„ุนูƒุณ
390
00:28:13,090 --> 00:28:16,670
ุงู„ู„ูŠ ุจุฏูƒ ุฅูŠุงู‡ ู„ุฃู† ุงู„ cosine ุจุถู„ู†ูŠ ุฃูุงุถู„ ููŠู‡ุง ู„ู…ุง
391
00:28:16,670 --> 00:28:21,230
ุฃุฑุฌุน ุนู„ู‰ ุงู„ cosine ูˆ ุงู„ุชุงู†ูŠุฉ ุจูƒู…ู„ู‡ุง ู„ู…ุง ุฃูˆุตู„ ุฅู‚ุจุงู„
392
00:28:21,230 --> 00:28:24,410
ุงู„ cosine ูˆ ุจุงุฎุฏ ุงู„ุฃูˆู„ู‰ ู…ุน ุงู„ุชุงู†ูŠุฉ ูˆ ุงู„ุชุงู†ูŠุฉ ู…ุน
393
00:28:24,410 --> 00:28:27,670
ุงู„ุชุงู„ุชุฉ ูˆ ุจุนุฏูŠู† ุชูƒุงู…ู„ ู‡ุงุฏูŠ ููŠ ู‡ุงุฏูŠ ุชูƒุงู…ู„ ู‡ุงุฏูŠ ููŠ
394
00:28:27,670 --> 00:28:31,940
ู‡ุงุฏูŠ ูˆ ุจู†ุฑุชุจ ุงู„ุฅุดุงุฑุงุช ู…ูˆุฌุจ ุณุงู„ุจ ู…ูˆุฌุจู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ
395
00:28:31,940 --> 00:28:32,960
ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ
396
00:28:32,960 --> 00:28:35,460
ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ
397
00:28:35,460 --> 00:28:36,220
ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ
398
00:28:36,220 --> 00:28:40,220
ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ
399
00:28:40,220 --> 00:28:48,400
ุซุงู„ุซ ู…ูˆุฌุจ ุซุงู„ุซ ู…ูˆุฌุจ
400
00:28:48,400 --> 00:28:54,640
ุซุงู„ุซ
401
00:28:54,640 --> 00:29:01,780
ู…ูˆุฌุจูŠุณุงูˆูŠ E ุฃุณ Y ุน ุชู„ุงุชุฉ ููŠ cosine ุฐุงุช ุชู„ุงุชุฉ E ููŠ
402
00:29:01,780 --> 00:29:07,320
sin ุฐุงุช C ุฅุฐุง E ุฃุณ Y ุน ุชู„ุงุชุฉ ููŠ cosine ูŠุณุงูˆูŠ ู‡ุฐุง
403
00:29:07,320 --> 00:29:10,200
ุนุจุงุฑุฉ ุนู† ุนุดุฑุฉ ุน ุชู„ุงุชุฉ ูŠุนู†ูŠ ุชู„ุงุชุฉ ุนู„ู‰ ุนุดุฑุฉ ููŠ ู‡ุฐุง
404
00:29:10,200 --> 00:29:16,620
ูˆุจุนุฏูŠู† ุฅูŠุด ุงู„ุขู† ุจู†ุฑุฌุน ุงู„ Y ุฅู„ู‰ ุฃุตู„ู‡ุง cosine Y ู‡ูŠ
405
00:29:16,620 --> 00:29:20,600
cosine ุชู„ุงุชุฉ ู…ู† X E ุฃุณ Y ุน ุชู„ุงุชุฉ E ุฃุณ Y ุน ุชู„ุงุชุฉ ู‡ูŠ
406
00:29:20,600 --> 00:29:25,810
ููˆู‚ ู‡ู†ุง E ุฃุณ Y ุน ุชู„ุงุชุฉ ู‡ูŠ XูŠุจู‚ู‰ ุจู†ุญุท ุจุฏุงู„ E ุฃุณ Y
407
00:29:25,810 --> 00:29:31,490
ุนู„ู‰ ุชู„ุงุชุฉ ุจู†ุญุท ุจุฏุงู„ู‡ุง ุงู„ู„ูŠ ู‡ูŠ E ุฃุณ Y ุนู„ู‰ ุชู„ุงุชุฉ DY
408
00:29:31,490 --> 00:29:37,630
ุงู„ู„ูŠ ู‡ูŠ ุชู„ุงุชุฉ DX ุชู„ุงุชุฉ DX E ุฃุณ Y ุนู„ู‰ ุชู„ุงุชุฉ DY ุฃูุถู„
409
00:29:37,630 --> 00:29:41,830
ู‡ู†ุง E ุฃุณ Y ุนู„ู‰ ุชู„ุงุชุฉ E ุฃุณ Y ู‡ู†ุง E ุฃุณ Y ุนู„ู‰ ุชู„ุงุชุฉ
410
00:29:41,830 --> 00:29:45,770
DY ู‡ูŠ ุบูŠุฑ ุบูŠุฑ ุชู„ุงุชุฉ DX ูƒู„ู‡ ุจู†ุฑุฌุน ุงู„ X ูŠุจู‚ู‰ ุชู„ุงุชุฉ
411
00:29:45,770 --> 00:29:51,870
DXูŠุณุงูˆูŠ ุชู„ุงุชุฉ ุนู„ู‰ ุนุดุฑุฉ ููŠ ู‡ุฐุง ุงู„ุงู† ู‡ุฐุง ุจุฏูŠ ุงุนูˆุฏ ูˆ
412
00:29:51,870 --> 00:29:55,450
ุงุฑุฌุน ู„ู„ Y ุจุณ ู†ุฎู„ุต ู…ู† ู‡ู†ุง ุงู„ุงู† ู‡ุฐู‡ ุชู„ุงุชุฉ ู…ุน ุชู„ุงุชุฉ
413
00:29:55,450 --> 00:29:59,310
ู‡ุฐูŠ ุจุฑูˆุญ ุจูŠุตูŠุฑ ู‡ู†ุง ูˆุงุญุฏ ุนู„ู‰ ุนุดุฑุฉ ูŠุจู‚ู‰ cosine ุชู„ุงุชุฉ
414
00:29:59,310 --> 00:30:03,110
ู„ู† ุงู„ X DX ุณูˆู‰ ูˆุงุญุฏ ุนู„ู‰ ุนุดุฑุฉ ููŠ ุงู„ุงู† E ุงุต Y ุน
415
00:30:03,110 --> 00:30:07,380
ุชู„ุงุชุฉ ุงู„ู„ูŠ ู‡ูŠ X Cos Y ู‡ูŠ Cos ุชู„ุงุชุฉ ู„ู† ุงู„ Xุฒุงุฆุฏ
416
00:30:07,380 --> 00:30:10,480
ุซู„ุงุซุฉ ุฅูŠู‚ูˆุณ Y ุนู„ู‰ ุซู„ุงุซุฉ ู…ู†ูุช ู…ุฏู„ู‡ุง X ุณุงูŠู† ุงู„ Y
417
00:30:10,480 --> 00:30:14,340
ุจู†ุดูŠู„ Y ู…ูุชูˆู„ู‡ุง ุชู„ุงุชุฉ ู„ุฅู† ุงู„ X ูˆู…ู†ูุช ุฒุงุฆุฏ C ุทุจุนุง
418
00:30:14,340 --> 00:30:18,160
ู‡ู†ุง ู„ูˆ ุญุทู†ุง ู‡ู†ุง ุฒุงุฆุฏ C ุฌูˆุง ุงู„ุฃูˆุณ ุฃูˆ ุจุฑุง ุงู„ุฃูˆุณ
419
00:30:18,160 --> 00:30:20,420
ุจูŠุถู„ู‡ constant ูŠุนู†ูŠ ุงู„ constant ู…ุถุฑูˆู ููŠ ุชู„ุงุชุฉ
420
00:30:20,420 --> 00:30:23,640
ุนุดุฑุฉ ุฃูˆ ู…ุด ู…ุถุฑูˆู ููŠ ุชู„ุงุชุฉ ุนู„ู‰ ุนุดุฑุฉ ุจูŠุถู„ู‡ ุฅูŠุด ู‡ูˆ
421
00:30:23,640 --> 00:30:26,920
constant ุณูˆุงุก ุฌูˆุง ุงู„ุฃูˆุณ ุฃูˆ ุจุฑุง ุงู„ุฃูˆุณ ุงู„ุงุชู†ูŠู† ุฒูŠ
422
00:30:26,920 --> 00:30:31,220
ุจุนุถ ุณุคุงู„
423
00:30:31,220 --> 00:30:35,580
ุขุฎุฑ ูˆุงุญุฏ ุชูƒุงู…ู„ ูˆุงุญุฏ ุนู„ู‰ ุฌุฏุฑ ุงู„ X ุณุงูŠู† inverse ุฌุฏุฑ
424
00:30:35,580 --> 00:30:39,650
ุงู„ X DXุทุจุนุง ุดุงูŠููŠู† ู‡ู†ุง sin inverse ุฌุฏุฑ ุงู„ X ูŠุนู†ูŠ
425
00:30:39,650 --> 00:30:43,410
ู‡ู†ุง ุจุฏู†ุง ู†ุนู…ู„ ุงูŠุด ุดูˆูŠุฉ ุทุนูˆูŠุฑ ุจุงู„ุฃูˆู„ ู†ุนู…ู„ ุทุนูˆูŠุฑ ูู„ูˆ
426
00:30:43,410 --> 00:30:47,210
ุฃุฎุฏู†ุง Y ุชุณูˆูŠ ุฌุฏุฑ ุงู„ X ุจุชุตูŠุฑ Dy ุชุณูˆูŠ 1 ุน 2 ุฌุฏุฑ ุงู„ X
427
00:30:47,210 --> 00:30:51,930
DX ุงู„ุขู† ู‡ู†ุง ุจูŠุตูŠุฑ ุชูƒุงู…ู„ sin inverse Y DX ุนู„ู‰ ุฌุฏุฑ
428
00:30:51,930 --> 00:30:53,250
ุงู„ X 2DY
429
00:30:55,590 --> 00:31:00,450
ุงู„ุงู† ุตุงุฑ ุชูƒุงู…ู„ sin inverse y dy ุชูƒุงู…ู„ sin inverse
430
00:31:00,450 --> 00:31:05,590
y ุงู„ุงู†ูุฑุณ ุฒูŠ ุชูƒุงู…ู„ ุงู„ ู„ู† ุงูŠ ุงู†ูุฑุณ ุงู„ู„ู† ู…ุงู‡ูŠ ุงู†ูุฑุณ
431
00:31:05,590 --> 00:31:11,830
ู‡ูŠ ุงู„ุงู†ูุฑุณ ูุจุงู„ุชุงู„ูŠ ู„ู† ุฒูŠ sin inverse ุงูŠ ุญุงุฌุฉ
432
00:31:11,830 --> 00:31:15,510
ุงู†ูุฑุณ ุจู†ุนู…ู„ู‡ุง ุจุงูŠ parts ุจุชูƒูˆู† ุงู„ุชูƒุงู…ู„ ุชุจู‚ู‰ ุนู„ู‰ ุจุงูŠ
433
00:31:15,510 --> 00:31:19,150
parts ูุจู†ุงุฎุฏ ูŠูˆุชูˆ ุณุงูˆูŠ sin inverse y ูˆ dy ุงู„ู„ูŠ ู‡ูŠ
434
00:31:19,150 --> 00:31:24,610
dvูˆู‡ูŠ ุจุงู„ูุถู„ู‡ุง ุชูุถู„ู‡ุง dy ุนู„ู‰ ุฌุฏุฑ ูˆุงุญุฏ ู†ุงู‚ุต y ุชุฑุจูŠุน
435
00:31:24,610 --> 00:31:29,590
ูˆู‡ู†ุง ุจู†ุนู…ู„ ุชูƒุงู…ู„ dy ุงู„ู„ูŠ ู‡ูŠ y ุฅูŠุด ุตุงุฑ ุนู†ุฏู†ุง y sin
436
00:31:29,590 --> 00:31:33,470
inverse y ู†ุงู‚ุต ุชูƒุงู…ู„ vdu ุงู„ู„ูŠ ู‡ูŠ y dy ุนู„ู‰ ุงู„ุฌุฏุฑ
437
00:31:33,470 --> 00:31:37,930
ุงู„ุฃู† ู‡ุฐู‡ ุชูƒุงู…ู„ู‡ุง ุจุณูŠุท ุจุงู„ุชุนูˆูŠุถ ู„ูˆ ุฃุฎุฏู†ุง ุงู„ู„ูŠ ุชุญุช
438
00:31:37,930 --> 00:31:41,910
ุงู„ุฌุฏุฑ ูŠุณุงูˆูŠ u u ุชุณุงูˆูŠ ูˆุงุญุฏ ู†ุงู‚ุต y ุชุฑุจูŠุน du ุชุณุงูˆูŠ
439
00:31:41,910 --> 00:31:47,770
ู†ุงู‚ุต ุงุชู†ูŠู† y dy ุฅุฐุง ุงู„ุชูƒุงู…ู„ ุงู„ู„ูŠ ู‡ูˆ ู‡ุฐุง ุงู„ุชูƒุงู…ู„
440
00:31:47,770 --> 00:31:49,910
ุงู„ู„ูŠ ุจู†ุนู…ู„ู‡ ุจุณ ู‡ู†ุง ูˆุจุนุฏูŠู† ุจู†ู‚ู„ู‡ ุนู„ู‰ ุงู„ุฌู‡ุฉ ุงู„ุชุงู†ูŠุฉ
441
00:31:50,160 --> 00:31:55,400
ูŠุณุงูˆูŠ ุจูŠุตูŠุฑ ุณุงู„ุจ ู†ุต ุงู„ุชูƒุงู…ู„ DU ุนู„ู‰ ุฌุฏุฑ U ุชูƒุงู…ู„
442
00:31:55,400 --> 00:31:58,980
ูˆุงุญุฏ ุนู„ู‰ ุฌุฏุฑ U ุงู„ู„ูŠ ู‡ูˆ ู†ุงู‚ุต ุฌุฏุฑ U ูŠุนู†ูŠ ุจูŠุทู„ุน ู‡ู†ุง
443
00:31:58,980 --> 00:32:04,200
ู†ุงู‚ุต ุชูƒุงู…ู„ ูˆุงุญุฏ ุนู„ู‰ ุฌุฏุฑ ูˆุงุญุฏ ู†ุงู‚ุต Y ูƒุฑุจูŠ ูŠุจู‚ู‰ ู‡ูŠ
444
00:32:04,200 --> 00:32:08,400
ุฅูŠุด ุงู„ุชูƒุงู…ู„ ู‡ุฐุง ุณุงู„ุจ ุฌุฏุฑ ููŠ ุณุงู„ุจ ุจูŠุตูŠุฑ ุฅูŠุด ู…ูˆุฑุจ
445
00:32:08,400 --> 00:32:13,000
ุงู„ุฌุฏุฑ ูˆุจู†ูุถ ุฒุงุฆุฏ ุฅูŠุด C ูˆุจู†ุดูŠู„ ุจุนุฏูŠู† ุงู„ Y ูˆุจู†ูุถ
446
00:32:13,000 --> 00:32:16,500
ุจุฏู„ู‡ุง ุจุฏู„ ุงู„ Y ุจู†ูุถ ุฌุฏุฑ ุงู„ X ูˆุจุฏู„ ุงู„ Y ูƒุฑุจูŠู‡ ุจูŠุตูŠุฑ
447
00:32:16,500 --> 00:32:18,160
ู‡ู†ุง X ุฒุงุฆุฏ C
448
00:32:22,310 --> 00:32:27,070
ุชูƒุงู…ู„ ู„ู† X ูƒู„ ุชุฑุจูŠุน DX ู„ุฃู† ู‡ู†ุง ููŠ ุนู†ุฏูŠ ุทุฑูŠู‚ ุชุงู†ูŠ
449
00:32:27,070 --> 00:32:30,810
ูŠุนู†ูŠ ู‡ู†ุง or ู‡ูŠ ุงู„ุทุฑูŠู‚ุฉ ุงู„ุชุงู†ูŠุฉ ูˆ ู‡ู†ุง ุทุฑูŠู‚ุฉ ุงู† ุงุนู…ู„
450
00:32:30,810 --> 00:32:35,250
by parts ุนู„ู‰ ุทูˆู„ ุงุฎุฏ U ุชุณุงูˆูŠ ู„ู† X ูƒู„ ุชุฑุจูŠุน DV ู‡ูŠ
451
00:32:35,250 --> 00:32:41,950
DX ูˆ DU ุชุณุงูˆูŠ 2 ู„ู† X ููŠ ุชูุงุถู„ ู„ู† 1 ุนู„ู‰ X ูˆ ู‡ู†ุง V
452
00:32:41,950 --> 00:32:46,480
ุชุณุงูˆูŠ Xุงู„ุงู† ุฅูŠุด ุจูŠุตูŠุฑ ุงู„ุชูƒุงู…ู„ U ููŠ V X ู„ู† ุชุฑุจูŠุน
453
00:32:46,480 --> 00:32:50,720
ู†ุงู‚ุต ู‡ุฏุง ููŠ ู‡ุฏุง X ุจุชุฑูˆุญ ู…ุน X ุจูŠุธู„ ุชูƒุงู…ู„ ุฅูŠู‡ ู„ู† X
454
00:32:50,720 --> 00:32:55,240
ุทุจุนุง ุชูƒุงู…ู„ ู„ู† X ุจู†ุนุฑู ุนู†ู‡ by parts ุฃุฎุฏู†ุง ุณุคุงู„ ู†ุงุฎุฏ
455
00:32:55,240 --> 00:32:59,710
ูƒู…ุงู† ู…ุฑุฉ by parts U ุชุณุงูˆูŠ ู„ู† XDV ุชุณูˆู‰ DX ุชูุงุถู„
456
00:32:59,710 --> 00:33:04,790
ูˆุงุญุฏุฉ ู„ X ุชูƒุงู…ู„ู‡ุง DX ูุจุตูŠุฑ X ู„ู† X ู†ุงู‚ุต ุชูƒุงู…ู„ ู‡ุฐู‡
457
00:33:04,790 --> 00:33:11,750
ููŠ ู‡ุฐู‡ ูŠุนู†ูŠ ุชูƒุงู…ู„ DX ูŠุณุงูˆูŠ X ูŠุจู‚ู‰ X ู„ู† X ู†ุงู‚ุต X ูˆ
458
00:33:11,750 --> 00:33:19,650
ุจุนุฏูŠู† ุฒุงุฆุฏ C ุฃูˆ ู…ู…ูƒู† ู†ุนู…ู„ ุทุนูˆูŠุฑ ุจุงู„ุฃูˆู„ ู„ูˆ ุฎุทูŠู†ุง Y
459
00:33:19,650 --> 00:33:23,950
ุชุณูˆู‰ ู„ู† X DY ุชุณูˆู‰ ูˆุงุญุฏุฉ ู„ X DX ูŠุนู†ูŠ ู…ู† ู‡ู†ุง X ุชุณูˆู‰
460
00:33:23,950 --> 00:33:29,810
E ุฃูˆุณ Yู‡ู†ุง ุฏูŠ ุงูƒุณ ุชุณุงูˆูŠ ุงูƒุณ ููŠ E ุฃุณ Y ูˆุจุฏู„ ุงู„ X
461
00:33:29,810 --> 00:33:34,430
ู†ุถุน E ุฃุณ Y๏ฟฝูŠ D Y ู…ุงู‡ูŠ ุชูƒุงู…ู„ู†ุง ุจุฏู„ ุงู† ุงู„ X ู†ุถุน Y
462
00:33:34,430 --> 00:33:39,330
ุชุฑุจูŠุน ูˆุจุฏู„ ุงู„ D X ู†ุถุน E ุฃุณ Y D Y ู…ุงู‡ูˆ ุงู„ุชูƒุงู…ู„ ุงู„ุขู†
463
00:33:39,330 --> 00:33:43,570
ู†ุนู…ู„ ุชูƒุงู…ู„ by parts ุจุทุฑูŠู‚ุฉ ุงู„ tabular Y ุชุฑุจูŠุน ูˆู‡ู†ุง
464
00:33:43,570 --> 00:33:48,050
E ุฃุณ Y ูˆู†ูุถู„ ู‡ู†ุง ู„ู…ุง ู†ูˆุตู„ ู„ู„ุณูุฑ ูˆู‡ู†ุง ู†ูƒู…ู„ ู„ู…ุง ู†ูˆุตู„
465
00:33:48,050 --> 00:33:53,210
ุฅู„ู‰ ุงู„ุณูุฑ ู‡ู†ุง ู…ูˆุฌุจ ุณุงู„ู… ู…ูˆุฌุจ ูˆู†ูƒุชุจ ู…ุงู‡ูˆ ุงู„ุชูƒุงู…ู„
466
00:33:53,210 --> 00:33:58,560
ูƒู„ู‡ุจุนุฏ ุฐู„ูƒ ู†ุถุบุท ุนู„ู‰ Y ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ
467
00:33:58,560 --> 00:34:00,000
ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X
468
00:34:00,000 --> 00:34:00,060
ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰
469
00:34:00,060 --> 00:34:04,920
X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท
470
00:34:04,920 --> 00:34:05,160
ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ
471
00:34:05,160 --> 00:34:05,820
ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X
472
00:34:05,820 --> 00:34:06,520
X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุท
473
00:34:06,520 --> 00:34:14,800
ุนู„ู‰ X ูˆ ู†ุถุบุท ุนู„ู‰ X ูˆ ู†ุถุบุงู„ุงู† ุจุฏูŠ ุงุฎุฏ ู„ูˆ ุงุฎุฏุช ุงู„ U
474
00:34:14,800 --> 00:34:18,840
ุชุณุงูˆูŠ E ุฃู‚ุต X ูˆ ุงุฎุฏุช DV ุชุณุงูˆูŠ ู‡ุฐุง ุงู„ูƒู„ุงู… ูƒู„ู‡ ุจุณ
475
00:34:18,840 --> 00:34:23,360
ูˆุฒุนู†ุง ุงู„ู…ูุชุฉ ุนู„ู‰ ุงู„ู…ู‚ุงู… ุชูุงุถู„ E ุฃู‚ุต X E ุฃู‚ุต ููŠ X ูˆ
476
00:34:23,360 --> 00:34:27,900
DV ุชูƒุงู…ู„ู‡ุง ุงู„ู„ูŠ ู‡ูŠ 1 ุนู„ู‰ X ุชุฑุจูŠุฉ ุชูƒุงู…ู„ู‡ุง ู†ุงู‚ุต 1
477
00:34:27,900 --> 00:34:31,480
ุนู„ู‰ X ูˆ ุชูƒุงู…ู„ 1 ุนู„ู‰ X ุงู„ู„ูŠ ู‡ูˆ ุงู„ X ุฏู‡ ู‡ู†ุดูˆู ุงูŠุด
478
00:34:31,480 --> 00:34:35,890
ุตุงุฑ ุงู„ุงู† ู‡ุฐุง ููŠ ู‡ุฐุง ู†ุงู‚ุต ุชูƒุงู…ู„ ู‡ุฐุง ููŠ ู‡ุฐุงุงู„ุงู†
479
00:34:35,890 --> 00:34:39,890
ุชูƒุงู…ู„ ู‡ุฐุง ููŠ ู‡ุฐุง ุงู„ุงู† 1 ุนู„ู‰ x equals x ู…ุฒุนุฌ ุชูƒุงู…ู„
480
00:34:39,890 --> 00:34:43,710
1 ุนู„ู‰ x equals x ูˆ ุจุนุฏูŠู† ุฒุงุฆุฏ ุชูƒุงู…ู„ ู„ู† ุงู„ x ููŠ a
481
00:34:43,710 --> 00:34:47,150
equals x ุงู„ุงู† ู„ู† ุงู„ x equals x ุจู†ุนู…ู„ู‡ุง ูƒู…ุงู† ู…ุฑุฉ by
482
00:34:47,150 --> 00:34:51,230
parts ู†ุงุฎุฏ ูŠูˆ ุชุณุงูˆูŠ ู„ู† ูˆุงู„ุฏูŠ ุจูŠ ุชุณุงูˆูŠ a equals x
483
00:34:51,230 --> 00:34:55,350
ุงู„ุงู† ู‡ุฐู‡ ุชูุงุถู„ู‡ุง 1 ุนู„ู‰ x ูˆู‡ุฐู‡ ุชูƒุงู…ู„ู‡ุง a equals x
484
00:34:55,350 --> 00:35:00,690
ุจูŠุตูŠุฑ ุชูƒุงู…ู„ ู‡ุฐู‡ ููŠ ู‡ุฐู‡ุงู„ุงู† ูŠุจู‚ู‰ ู‡ุฐู‡ ู‡ูŠ ุชูƒุงู…ู„ู‡ุง E
485
00:35:00,690 --> 00:35:04,850
ูู„ู† ู†ุงู‚ุต ุชูƒุงู…ู„ 1 ุนู„ู‰ X E ุฃูุณ X ุงู„ุงู† ู‡ุฐู‡ ู…ุงุนู…ู„ุชุงุด
486
00:35:04,850 --> 00:35:08,650
ุชูƒุงู…ู„ ู„ูŠุด ู„ุฃู† ู‡ุฐู‡ ุจุงู„ู…ูˆุฌุจ ูˆ ู‡ุฐู‡ ุจุงู„ุณู„ุจ ู‡ุฐู‡ ุฑุงุญุช
487
00:35:08,650 --> 00:35:12,270
ู…ุนู‡ุง ู‡ุฐู‡ E ุฃูุณ X ู„ุฅู† ุงู„ X ูƒู…ุงู† ุฑุงุญุช ู…ุน ุณู„ุจ E ุฃูุณ X
488
00:35:12,270 --> 00:35:16,710
ู„ุฅู† ุงู„ X ุฅูŠุด ุถุงู„ ู„ุฅู†ู‡ุง ู†ุงู‚ุต 1 ุนู„ู‰ X E ุฃูุณ X ุฒุงุฆุฏ C
489
00:35:16,710 --> 00:35:20,110
ูŠุจู‚ู‰ ุถุงู„ ุฅู† ู‡ูŠ ุงู„ุชูƒุงู…ู„ ูƒู„ู‡ุงู„ุงู† ู‡ุฐู‡ ุงู„ุทุฑูŠู‚ุฉ
490
00:35:20,110 --> 00:35:22,970
ุงู„ุฑูˆุชูŠู†ูŠุฉ ุงู„ู„ู‰ ุนู„ู‰ ุทูˆู„ ุงูŠุด ุจุนู…ู„ bypass ูˆุนู…ู„ู†ุง ุงูŠู‡
491
00:35:22,970 --> 00:35:27,670
ู„ bypass ู…ุฑุชูŠู† ูˆุดุบู„ุงุช ุงูุชุตุงุฑุงุช ู„ูƒู† ู‡ุฐู‡ ู…ู…ูƒู† ุทุฑูŠู‚ุฉ
492
00:35:27,670 --> 00:35:32,620
ูˆุงุญุฏุฉ ุงูˆ ู„ูˆ ุงุญู†ุง ุงู†ุชุจู‡ู†ุงุจุฎุทูˆุฉ ูˆุงุญุฏุฉ ุงู†ุง ู…ู…ูƒู†
493
00:35:32,620 --> 00:35:36,980
ุงุนู…ู„ู‡ุง ุงู„ู„ู‰ ู‡ูˆ ุจู†ู„ุงุญุธ ุนู„ู‰ ุงู†ู‡ ู‡ุฐู‡ ูˆุงุญุฏ ุนู„ู‰ X ุชุฑุจูŠุน
494
00:35:36,980 --> 00:35:41,820
ูˆุงุญุฏ ุนู„ู‰ X ู‡ูŠ ููŠ E ุฃูุณ X ู‡ูŠ ุชูุงุถู„ ู†ุงู‚ุต ูˆุงุญุฏ ุนู„ู‰ X
495
00:35:41,820 --> 00:35:47,740
E ุฃูุณ X ุงู„ุฃูˆู„ู‰ ููŠ ุชูุงุถู„ ุงู„ุชุงู†ู‰ ู‡ูŠ ุงู„ term ู‡ุฐุง ุฒุงุฆุฏ
496
00:35:47,740 --> 00:35:50,740
ุงู„ุชุงู†ู‰ ููŠ ุชูุงุถู„ ุงู„ุงูˆู„ู‰ ุชูุงุถู„ ูˆุงุญุฏ ุนู„ู‰ X ู†ุงู‚ุต ูˆุงุญุฏ
497
00:35:50,740 --> 00:35:54,200
ุนู„ู‰ X ุชุฑุจูŠุน ููŠ ู†ุงู‚ุต ุจุชุตูŠุฑ ุฒุงุฆุฏ ูุจุทู„ุนู†ุง ุงู„ term ู‡ุฐุง
498
00:35:54,750 --> 00:35:58,950
ุจุณูŠุทุŒ ู‡ุฐุง ูƒู„ ุงู„ู€ function ุงู„ู„ูŠ ุฌูˆุง ู‡ุงุฏูŠ ู‡ูŠ ุชูุงุถุฉ
499
00:35:58,950 --> 00:36:03,510
ู†ู‚ุต ูˆุงุญุฏ ุนู„ู‰ XE ุฃูุณ X ุงู„ุงู† DX ุจุชุฑูˆุญ ู…ุน DXุŒ ุจูŠุตูŠุฑ
500
00:36:03,510 --> 00:36:06,810
ุชูƒุงู…ู„ ุงู„ุชูุงุถุฉ ุงู„ู„ูŠ ู‡ุงุฏูŠุŒ ุนุดุงู† ุจุชุทู„ุน ุงู„ function
501
00:36:06,810 --> 00:36:11,110
ุงู„ู„ูŠ ุฌูˆุง ู‡ุงุฏูŠุŒ ู‡ุงูŠ ุจุชุทู„ุน ู†ู‚ุต ูˆุงุญุฏ ุนู„ู‰ XE ุฃูุณ XุŒ
502
00:36:11,110 --> 00:36:14,570
ู†ูุณ ุงู„ุงุดูŠ ู‡ู†ุง ุจุฎุทูˆุฉ ูˆุงุญุฏุฉุŒ ู„ูˆ ุงู†ุชุจู‡ู†ุง ู„ู‡ุฐู‡ ุงู„ุดุบู„ุฉุŒ
503
00:36:14,570 --> 00:36:16,750
ู…ุงุงู†ุชุจู‡ู†ุงุด ู†ุนู…ู„ bypass ู…ุฑุฉ ุซุงู†ูŠุฉ
504
00:36:20,870 --> 00:36:28,250
ุชูƒุงู…ู„ 2x ุชูƒูŠูŠุจ ุฒูŠ 6x-3 ููŠ ูƒูˆุด ุงู„ุงู† ู‡ุฐู‡ ุจุฑุถู‡ ุฃุณุณ x
505
00:36:28,250 --> 00:36:34,130
ุฃุณู† ูŠุนู†ูŠ ู‡ุฐู‡ ุชูุงุถู„ู‡ุง ูŠู†ุชู‡ูŠ ูˆู‡ุฐู‡ ู‚ุงุจู„ุฉ ู„ู„ุชูƒุงู…ู„ ุซู…
506
00:36:34,130 --> 00:36:37,090
ู†ุนู…ู„ู‡ุง tabular ุนู„ู‰ ุทูˆู„ ู‡ูŠ ู‡ุฐู‡ ู†ุญุทู‡ุง ุชูุงุถู„ู‡ุง ู„ู…ุง
507
00:36:37,090 --> 00:36:40,950
ู†ูˆุตู„ู‡ุง ู„ู„ุณูุฑ ูˆู‡ุฐู‡ ุงูŠุด ุจู†ุชูƒุงู…ู„ ุทุจุนุง ุชูุงุถู„ ุชูƒุงู…ู„
508
00:36:40,950 --> 00:36:45,210
ุงู„ูƒูˆุด ุณู†ุด ูˆุจู†ู‚ุณู… ุนู„ู‰ ุชูุงุถู„ ุงู„ุฐุงูˆูŠุฉ ุชูƒุงู…ู„ ุงู„ุณู†ุด ูƒูˆุด
509
00:36:45,210 --> 00:36:50,080
ูˆุจู†ู‚ุณู… ุนู„ู‰ ุงุชู†ูŠุฉูƒูˆุงุด ุชูƒุงู…ู„ู‡ุง ุณู…ุด ูˆ ุณู…ุด ุชูƒุงู…ู„ู‡ุง
510
00:36:50,080 --> 00:36:54,780
ูƒูˆุงุด ูˆ ู‡ู†ุง ุจู†ุนู…ู„ู‡ุง ู…ูˆุฌุฉ ุชุณุงู„ุจ ู…ูˆุฌุฉ ุชุณุงู„ุจ ูˆ ุจู†ุถุฑุจ
511
00:36:54,780 --> 00:36:57,480
ู‡ุฐู‡ ููŠ ู‡ุฐู‡ ูˆ ู‡ุฐู‡ ููŠ ู‡ุฐู‡ ูˆ ู‡ุฐู‡ ููŠ ู‡ุฐู‡ ูˆ ู‡ุฐู‡ ููŠ ู‡ุฐู‡
512
00:37:02,790 --> 00:37:07,430
ุชุชุนู…ู„ 2 ุฃูุณ X Sine 4X DX ุทุจุนุง 2 ุฃูุณ X ุฒูŠู‡ุง ุฒูŠ E
513
00:37:07,430 --> 00:37:10,810
ุฃูุณ X E ููŠ Sine ุฒูŠู‡ุง ุฒูŠ E ููŠ Sine ู„ูƒู† ุจุฏู„ ุงู„ E
514
00:37:10,810 --> 00:37:15,970
ุญุงุทูŠู†ุง 2 ุฃูุณ X ูู†ูุณ ุงู„ุฃุดูŠุงุก ุฒูŠ ุงู„ E ููŠ Sine ูˆ E ููŠ
515
00:37:15,970 --> 00:37:19,290
Cos ู†ูุณ ุงู„ุฃุดูŠุงุก ุจู†ุงุฎุฏ ุฃูŠ ูˆุงุญุฏุฉ ู…ู†ู‡ู… U ูˆ ุงู„ุชุงู†ูŠุฉ
516
00:37:19,290 --> 00:37:25,050
ุจู†ุงุฎุฏู‡ุง DV ูˆ ุจู†ุนู…ู„ู‡ุง ู…ุฑุชูŠู† bypass ู„ู…ุง ุงู„ Sine ุชุฑุฌุน
517
00:37:25,050 --> 00:37:29,770
ุชุชูƒุฑุฑ ู…ุฑุฉ ุชุงู†ูŠุฉ ุงู„ุขู† ู‡ู‰ ู†ุฑุฌุน ุงู„ุชุงู†ูŠุฉ ู†ุงุฎุฏ ุฃู†ู‡ุง U
518
00:37:29,770 --> 00:37:34,470
ูˆู‡ูŠ DVู„ุฃู† ู‡ุฐู‡ ู…ู† ูุงุถู„ู‡ุง ูˆู‡ุฐู‡ ู…ู† ูƒุงู…ู„ู‡ุง ู„ู…ุง ุชุฑุฌุน
519
00:37:34,470 --> 00:37:37,850
ุฅูŠุงุด sign ูŠุจู‚ู‰ ุชูƒุงู…ู„ ุงู„ sign cosine ูˆ ุงู„ cosine
520
00:37:37,850 --> 00:37:41,890
sign ูˆ ุฑุฌุนู†ุง ู„ู„ sign ุจู†ูˆู‚ู ูˆ ู‡ุฐู‡ ู…ู† ูุงุถู„ู‡ุง ู„ู…ุง
521
00:37:41,890 --> 00:37:47,110
ู†ูˆุตู„ ู„ุฅู‚ุจุงู„ ุงู„ sign ุทุจุนุง 2 ุฃูุณ X ุชูุถู„ู‡ุง 2 ุฃูุณ X ู…ู†
522
00:37:47,110 --> 00:37:51,370
2ูˆุชูุงุถู„ 2 ุฃูุณ X ุจุฑุถู‡ 2 ุฃูุณ X ู„ู† 2 ู…ุน ู„ู† 2 ู‡ุฐูŠ
523
00:37:51,370 --> 00:37:55,750
ุจุชุตูŠุฑ ู„ู† 2 ุชุฑุจูŠุน ุชูƒุงู…ู„ ุงู„ sign ุงู„ู„ูŠ ู‡ูŠ ุณุงู„ุจ cosine
524
00:37:55,750 --> 00:37:59,850
ูˆ ุจู†ู‚ุณู… ุนู„ู‰ ุชูุงุถู„ ุงู„ุฒุงูˆูŠุฉ ุชูƒุงู…ู„ ุงู„ cosine sign ูˆ
525
00:37:59,850 --> 00:38:02,770
ุจู†ู‚ุณู… ุจุฑุถู‡ ุนู„ู‰ ุชูุงุถู„ ุงู„ุฒุงูˆูŠุฉ ู†ุงุฎุฏ ุงู„ุฃูˆู„ู‰ ู…ุน
526
00:38:02,770 --> 00:38:06,330
ุงู„ุชุงู†ูŠุฉ ูˆ ุงู„ุชุงู†ูŠุฉ ู…ุน ุงู„ุชุงู„ุชุฉ ู…ูˆุฌุจ ุณุงู„ุจ ูˆ ุจุนุฏูŠู† ู‡ุฐูŠ
527
00:38:06,330 --> 00:38:09,930
ู…ุน ู‡ุฐูŠ ุงูŠุด ุชุชุงู…ู„ ู…ูˆุฌุจ ุงู„ุชุชุงู…ู„ ู…ูˆุฌุจ ุณุงู„ุจ ูˆ ุจุนุฏูŠู†
528
00:38:09,930 --> 00:38:14,910
ู…ูˆุฌุจ ุงู„ุชุชุงู…ู„ ุงู„ุฃู† ู‡ุฐูŠ ุจูŠุตูŠุฑ ู†ุงู‚ุต ุฑุจุน E ุฃูุณ 2 ุฃูุณ X
529
00:38:14,910 --> 00:38:20,590
ููŠ Cosู†ู‚ุต ููŠ ู†ู‚ุต ุฒุงุฆุฏ 1 ุนู„ู‰ 16 ู„ุงู† 2e 2 ุฃูุณ x ููŠ
530
00:38:20,590 --> 00:38:26,230
sin ู†ู‚ุต 1 ุนู„ู‰ 16 ู„ุงู† 2 ุชุฑุจูŠุน ุชูƒุงู…ู„ 2 ุฃูุณ x ููŠ sin
531
00:38:26,230 --> 00:38:30,430
ุชูƒุงู…ู„ 2 ุฃูุณ x ููŠ sin ู‡ุฐุง ู‡ูˆ ุงู„ุขู† ุฑุฌุนู†ุง ุฅูŠุดุŸ ุฑุฌุนุชู†ุง
532
00:38:30,430 --> 00:38:34,830
ุชูƒุงู…ู„ ุงู„ x 2 ุฃูุณ x ููŠ sin ุฑุฌุนุช ู…ุฑุชูŠู† ูŠุง ุฅูŠุด ุจู†ุนู…ู„ุŸ
533
00:38:34,830 --> 00:38:39,220
ุจู†ุฑูˆุญ ูŠุง ุฅูŠุด ุจู†ุงุฎุฏู‡ุงุŸู…ุน ุงู„ constant ุชุจุนู‡ุง ูˆุจู†ุฌู…ุนู‡ุง
534
00:38:39,220 --> 00:38:43,160
ู…ุน ุงู„ุชูƒุงู…ู„ ุงูŠุด ู‡ุฐุง ุงู„ุชูƒุงู…ู„ ู‡ุฐุง ูˆุงุญุฏ ูˆ ู‡ุฐุง ุจุฑูˆุญ
535
00:38:43,160 --> 00:38:46,500
ู‡ู†ุงูƒ ุฒุงุฆุฏ ุจุตูŠุฑ ุฒุงุฆุฏ ูˆุงุญุฏ ุนู„ู‰ ุณุชุฉ ุนุดุฑ ุงู† ุงุซู†ูŠู† ุงู„ูƒู„
536
00:38:46,500 --> 00:38:50,520
ุชุฑุจูŠุฉ ูŠุจู‚ู‰ ู‡ุงูŠ ุงูŠุด ุฌู…ุนู„ู‡ู… ู…ุน ุจุนุถ ููŠ ุงู„ุชูƒุงู…ู„ ุงูŠู‡
537
00:38:50,520 --> 00:38:54,040
ุณุงูˆูŠ ู‡ุฐุง ููŠ ู‡ุฐุง ุงูˆ ุจู†ุญุท ุฒุงุฆุฏ ู‡ุฐุง ุงูˆ ุจู†ุญุท ุฒุงุฆุฏ C
538
00:38:54,040 --> 00:38:59,110
ุจุงู„ุงุฎุฑุฃุฐุง ุงู„ุชูƒุงู…ู„ ุชุจุนู†ุง ู‡ุฐุง ุงูŠุด ูŠุณุงูˆูŠ ุงู„ู„ูŠ ู‡ูˆ
539
00:38:59,110 --> 00:39:02,990
ุจู†ู‚ุณู… ุนู„ู‰ ุงู„ constant L ู‡ู†ุง ุทุจุนุง ู…ุน ุชูˆุญูŠุฏ ุงู„ู…ู‚ุงู…ุงุช
540
00:39:02,990 --> 00:39:06,470
ูˆ ุจู†ุถุฑุจ ุงูŠุดุŸ ูƒุฃู†ู†ุง ุจู†ุถุฑุจ ููŠ ู…ู‚ู„ูˆุจุฉ 16 ุนู„ู‰ 16 ุฒูŠ L
541
00:39:06,470 --> 00:39:10,730
ุชุฑุจูŠุฉ 2 ููŠ ู‡ุฐุง term ุฒุงุฆุฏ C ุณูˆุงุก ุญุทูŠู†ุง ุฒุงุฆุฏ C ู‡ู†ุง
542
00:39:10,730 --> 00:39:13,810
ุฌูˆู‡ ุงู„ุฃูˆุณ ุฃูˆ ุจุฑุง ุงู„ุฃูˆุณ ุณูŠุงู† ู„ุฅู† ู‡ุฐู‡ C ุจุชุธู„ู‡ุง
543
00:39:13,810 --> 00:39:17,350
constant ูˆุจู‡ูŠูƒ ุฎู„ุตู†ุง section 8-1