Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 14 Trigonometric Graphs, Identities, and Equations - 14.7 Apply Double-Angle and Half-Angle Formulas - 14.7 Exercises - Skill Practice - Page 960: 26


$\sin \theta$

Work Step by Step

Use the identity $\sin 2 \theta =2 \sin \theta \cos \theta$ or, $=2 \sin (\theta/2) \cos (\theta/2)$ or, $=\sin [2 \times (\theta/2)]$ or, $=\sin \theta$
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