Question

Найдите f'(0) и f'(2)
1. f(x) = x^3 - 2x
2. f(x) = -x^3 +2x^2

Answer 1

1.f''(x)=3x²-2
f`'(0)=3*0-2=-2
f '(2)=3*4-2=10
2.f `(x)=-3x²+4x
f' '(0)=0
f' '(2)=-12+8=-4