Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 7 - Trigonometric Identities and Equations - 7.6 Trigonometric Equations - 7.6 Exercises: 16

Answer

$\frac{\pi}{2}$

Work Step by Step

$\sin x+2=3$ $\sin x=1$ Referring to the unit circle, we see that the only solution in $[0, 2\pi)$ is $\frac{\pi}{2}$.
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