Answer
$-1.980\text{ cm}$
Work Step by Step
(c) Substitute $t=\frac{1}{2}$ into the equation:
$$y\left(\frac{1}{2}\right)=2\cos \left(6\left(\frac{1}{2}\right)\right)=-1.980$$
Thus, the displacement is $-1.980$ cm.
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 455: 105c
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