Trigonometry (11th Edition) Clone

Published by Pearson
ISBN 10: 978-0-13-421743-7
ISBN 13: 978-0-13421-743-7

Chapter 5 - Trigonometric Identities - Section 5.1 Fundamental Identities - 5.1 Exercises - Page 202: 82

Answer

The graph are different therefore the given equation is NOT an identity.
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Work Step by Step

Use a graphing utility to graph $y=2\sin{x}$ (the blue graph) and $y=\sin{(2x)}$ (the green graph). Refer to the graph above. Since the graphs are different, then the given equation is NOT an identity.
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