Answer
(-1,0)
cos($\pi$) = -1
sin($\pi$) = 0
tan($\pi$) = 0
Work Step by Step
Using the unit circle when t = $\pi$,
The (x,y) point is (-1,0)
Using the coordinate points:
cos($\pi$) = -1
sin($\pi$) = 0
tan($\pi$) = 0
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 6 - 6.3 - Trigonometric Functions of Any Angle - 6.3 Exercises - Page 454: 100
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