Question

*****
f:R-R f(x)=x^3-x
​

Answer 1

Step-by-step explanation:

ANSWER

f(x)=x

3

−x

f(x)=x(x

2

−1)=x(x−1)(x+1)

0,1,−1

f

′

(x)=3x

2

−1

⇒0