Производная (3x^3-4x^2+2x-1)^2

Question

Производная (3x^3-4x^2+2x-1)^2

Answer 1

F'(x)= 6x^3-8x^2+4x-2

Answer 2

((3x^3 -4x^2 +2x-1)^2)'=2(3x^3 -4x^2+2x-1)*(3x^3-4x^2+2x-1)'=
=2(3x^3 -4x^2+2x-1)(9x^2-8x+2)