Precalculus (6th Edition) Blitzer

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

Chapter 9 - Section 9.2 - The Hyperbola - Exercise Set - Page 984: 95

Answer

amplitude $|A|=3$, period $p= 2\pi$, and phase shift $\phi=-\pi$
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Work Step by Step

Step 1. Given $y=3\ sin(x+\pi)$, we can determine the amplitude as $|A|=3$, period as $p=\frac{2\pi}{1}=2\pi$, and phase shift as $\phi=-\pi$ Step 2. We can graph one period ($2\pi$) of the function as shown in the figure.
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