Trigonometry (10th Edition)

Published by Pearson
ISBN 10: 0321671775
ISBN 13: 978-0-32167-177-6

Chapter 4 - Graphs of the Circular Functions - Section 4.1 Graphs of the Sine and Cosine Functions - 4.1 Exercises - Page 143: 2

Answer

A

Work Step by Step

Because it has an amplitude of 1, a period of 2$\pi$, and when x=0, y=1.
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