Functions Modeling Change: A Preparation for Calculus, 5th Edition

Published by Wiley
ISBN 10: 1118583191
ISBN 13: 978-1-11858-319-7

Chapter 7 - Trigonometry and Periodic Functions - 7.3 Radians and Arc Length - Exercises and Problems for Section 7.3 - Exercises and Problems - Page 284: 18


$\frac{3\pi}{2}$ rad

Work Step by Step

One rotation around the unit circle is equal to $2\pi$ rad. Therefore, $0.75$ rotations is equal to $(0.75)(2\pi)=\frac{3\pi}{2}$ rad.
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