Precalculus (10th Edition)

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

Chapter 7 - Analytic Trigonometry - 7.4 Trigonometric Identities - 7.4 Assess Your Understanding - Page 475: 7

Answer

False.

Work Step by Step

It is false because this is only one method out of many. It generally depends on the given identity and there are many ways to manipulate the equation, e.g. rewriting, distributing, factoring, cancelling and simplifying.
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