Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 14 Trigonometric Graphs, Identities, and Equations - 14.3 Verify Trigonometric Identities - Guided Practice for Examples 1, 2, and 3 - Page 926: 5

Answer

$-1$

Work Step by Step

Using the given identities: $\frac{\cos(\pi/2-\theta)-1}{1+\sin(-\theta)}=\frac{\sin(\theta)-1}{1-\sin(\theta)}=-1$
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