Answer
False
Work Step by Step
Consider $x=\frac{\sqrt 2}{2}$. The RHS is equal to 1. However, $tan(1)$ is greater than $\frac{\pi}{4}$, where $tan(x)=1$, so this is false.
Calculus 8th Edition
by Stewart, James
Published by
Cengage
ISBN 10:
1285740629
ISBN 13:
978-1-28574-062-1
Chapter 6 - Inverse Functions - Review - True-False Quiz - Page 504: 14
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