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 477: 108


$sin^2(\theta)+cos^2(\theta)=1$, $tan^2(\theta)+1=sec^2(\theta)$, $cot^2(\theta)+1=csc^2(\theta)$.

Work Step by Step

The identities are the following: $sin^2(\theta)+cos^2(\theta)=1$, $tan^2(\theta)+1=sec^2(\theta)$, $cot^2(\theta)+1=csc^2(\theta)$.
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