Calculus with Applications (10th Edition)

Published by Pearson
ISBN 10: 0321749006
ISBN 13: 978-0-32174-900-0

Chapter 5 - Graphs and the Derivative - Chapter Review - Review Exercises - Page 297: 1

Answer

True

Work Step by Step

The derivative $f'(x)$ can change signs from positive to negative (or negative to positive) at points where f'(x)=0 and at points where f'(x) does not exist. The values of x where this occurs are called critical numbers.
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