Answer
$sin^3~\theta = sin~\theta~-cos^2~\theta~sin~\theta$
Work Step by Step
$sin^3~\theta = sin~\theta~sin^2~\theta$
$sin^3~\theta = sin~\theta~(1-cos^2~\theta)$
$sin^3~\theta = sin~\theta~-cos^2~\theta~sin~\theta$
Trigonometry (11th Edition) Clone
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
978-0-13-421743-7
ISBN 13:
978-0-13421-743-7
Chapter 5 - Review Exercises - Page 249: 64
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