SOLUTION: What are the critical values of y'=x^3-x^2?

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Question 801330: What are the critical values of y'=x^3-x^2?
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
y''=3x^2-2x
y''=0 implies
x(3x-2)=0
leads to x=0 or x=2/3
use these values of x in y' to get critical values:
y'(2)=8-4=4
y'(2/3)=8/27-4/9=-4/27