Answer
$f(x)$ has two critical numbers : {$0, 2$}
Work Step by Step
$f'(x)=3x^2-6x=3x(x-2).$
$f'(x)=0\to 3x(x-2)=0\to x=0$ or $x=2.$
$f(x)$ has two critical numbers : {$0, 2$}.
Calculus 10th Edition
by Larson, Ron; Edwards, Bruce H.
Published by
Brooks Cole
ISBN 10:
1-28505-709-0
ISBN 13:
978-1-28505-709-5
Chapter 3 - Applications of Differentiation - 3.1 Exercises - Page 167: 11
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