Answer
$A=3$,$\omega=\pi.$
Work Step by Step
$A=3$ (because $|A|$ stands for the amplitude), $T=\frac{2\pi}{\omega}=\frac{2\pi}{2}=\pi.$ (because $T=\frac{2\pi}{\omega}$ indicates the period)
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Chapter 6 - Trigonometric Functions - 6.4 Graphs of the Sine and Cosine Functions - 6.4 Assess Your Understanding - Page 407: 4
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