Answer
See explanations.
Work Step by Step
Step 1. $LHS=csc^2\theta(csc^2\theta-1)=csc^2\theta cot^2\theta$
Step 2. $RHS=cot^2\theta(cot^2\theta+1)=cot^2\theta csc^2\theta=LHS $
Precalculus (10th Edition)
by Sullivan, Michael
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 476: 38
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