if a - b = 8 and a ^ 2 + b ^ 2 = 164 , find the value of ab
import math
n0 = 8.0
n1 = 2.0
n2 = 2.0
n3 = 164.0
t0 = math.sqrt(max(0, n3))
t1 = t0 - n0
t2 = t1 / n1
t3 = n0 + t2
t4 = t3 * t2
answer = n1 * t4
print(answer)