425b31819c59c4a80023567fde33a204
3 х (х^2-1) + х^2 (5-3 х) упростите
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3 х (х^2-1) + х^2 (5-3 х) упростите
urokam.net
2021.21
3x (x^2-1) + x^2 (5-3x) = 3x^3-3x+5x^2-3x^3=-3x+5x^2