Answer
$(-\frac{2}{5},\infty)$
Work Step by Step
The domain requirement for this function is $5x+2\gt0\longrightarrow x\gt-\frac{2}{5}$ or $(-\frac{2}{5},\infty)$
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Chapter 6 - Trigonometric Functions - 6.2 Trigonometric Functions: Unit Circle Approach - 6.2 Assess Your Understanding - Page 383: 143
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