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 476: 15

Answer

$\frac{1}{sin\theta cos\theta}$

Work Step by Step

$\frac{sin\theta+cos\theta}{cos\theta}+\frac{cos\theta-sin\theta}{sin\theta}=\frac{sin^2\theta+sin\theta cos\theta+cos^2\theta-sin\theta cos\theta}{sin\theta cos\theta}=\frac{1}{sin\theta cos\theta}$
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