Thomas' Calculus 13th Edition

Published by Pearson
ISBN 10: 0-32187-896-5
ISBN 13: 978-0-32187-896-0

Chapter 3: Derivatives - Practice Exercises - Page 178: 40



Work Step by Step

Take the derivative of the equation using Power Rule, Chain Rule, and Trigonometric derivative: $y'=\frac{-1}{3}(3+cos^3(3x))^{-4/3}\times3cos^2(3x)\times-sin(3x)\times3$ $=3sin(3x)cos^2(3x)(3+cos^3(3x))^{-4/3}$
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