Precalculus (10th Edition)

Published by Pearson
ISBN 10: 0-32197-907-9
ISBN 13: 978-0-32197-907-0

Chapter 6 - Trigonometric Functions - 6.3 Properties of the Trigonometric Functions - 6.3 Assess Your Understanding: 1

Answer

All real numbers except $x=-0.5$.

Work Step by Step

The denominator cannot be 0, hence if $2x+1=0$ then $2x=-1$ and therefore $x=-0.5$. Hence the domain is all real numbers except $x=-0.5$.
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