Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 4 - Section 4.5 - Graphs of Sine and Cosine Functions - Exercise Set - Page 599: 124


$$-\frac{\pi }{4}$$

Work Step by Step

We simplify as follows: $$\frac{-\frac{3 \pi }{4}+\frac{\pi }{4}}{2}=\frac{-\frac{2\pi }{4}}{2}=-\frac{\pi }{4}$$
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