## Precalculus (6th Edition) Blitzer

Published by Pearson

# Chapter 4 - Section 4.7 - Inverse Trigonometric Functions - Concept and Vocabulary Check - Page 626: 6

#### Answer

$(-\infty,\infty)$, $(-\frac{\pi}{2}, \frac{\pi}{2})$.

#### Work Step by Step

The domain and range of $y=tan^{-1}(x)$ will be the range and a restricted domain of $y=tan(x)$. Thus the answers are: domain $(-\infty,\infty)$ and range $(-\frac{\pi}{2}, \frac{\pi}{2})$.

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