University Calculus: Early Transcendentals (3rd Edition)

Published by Pearson
ISBN 10: 0321999584
ISBN 13: 978-0-32199-958-0

Chapter 3 - Section 3.5 - Derivatives of Trigonometric Functions - Exercises: 23

Answer

$r' = -\theta (2 sin\theta + \theta cos\theta)$

Work Step by Step

$r = 4-\theta ^{2}sin\theta $ $r' = 0- (2\theta sin\theta + \theta^{2}cos\theta)$ $r' = -\theta (2 sin\theta + \theta cos\theta)$
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