Question

calcule a derivada: f(x) = 2(x²-4x)^5

Answer 1

f(x) = 2(x²-4x)^5                                      u = x² - 4x
f'(x) = 2(u)^5 * du                                    du = 2x - 4
f'(x) = 10(u)^4 * du
f'(x) = 10(x²-4x)^4 * (2x -4)