Answer
True
Work Step by Step
It is important to note that the cosine function is a sinusoidal function, for despite the name, the term "sinusoidal function" does not just refer to a sine function.
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 7 - Trigonometry and Periodic Functions - Strengthen Your Understanding - Page 320: 42
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