Question

f(x)=(4x^2-7x)^2
f'(0)

Answer 1

$f(x)=(4x^2-7x)^2 \ f'(x)=((4x^2-7x)^2)'*(4x^2-7x)'=2(4x^2-7x)*(8x-7) \ f'(0)=2(4x^2-7x)*(8x-7)=2(4*0^2-7*0)(8*0-7)= \ =2*0*(-7)=0$