# How do you find the critical points of f when #f(x)= x^4/(5(x-5)^2)#?

##### 1 Answer

May 25, 2015

Critical points are x=0, x= 10

First get f'(x)=

Solving for f(x)=0, it is x=0, x=10

At x=5, f'(x) does not exist, hence x=5 is also a critical point.