Answer
True
Work Step by Step
We know that the tangent of theta is equal to sine over cosine as long as cosine is not 0, for if cosine is equal to 0, the denominator of the fraction would be 0, making the tangent function undefined.
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 321: 52
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