University Calculus: Early Transcendentals (3rd Edition)

Published by Pearson
ISBN 10: 0321999584
ISBN 13: 978-0-32199-958-0

Chapter 1 - Section 1.3 - Trigonometric Functions - Exercises - Page 27: 15


The period of the graph is $2$.

Work Step by Step

The given graph shows the function of $y=\cos{\pi{x}}$ As shown in the cosine graph, the period of the graph is: $2\pi$ The graph of $\cos{x}$ is compressed by $\pi$, so the new period is: $2\pi\div\pi=2$
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