Answer
$0.1415\text{ cm}$
Work Step by Step
(b) Substitute $t=\frac{1}{4}$ into the equation:
$$y\left(\frac{1}{4}\right)=2\cos \left(6\left(\frac{1}{4}\right)\right)=0.1415$$
Thus, the displacement is $0.1415$ 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: 105b
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