Calculus 10th Edition

Published by Brooks Cole
ISBN 10: 1-28505-709-0
ISBN 13: 978-1-28505-709-5

Chapter 2 - Differentiation - 2.4 Exercises: 85



Work Step by Step

Using the Chain Rule: $f'(x)=(5)(-7)(4)(2-7x)^{4-1}=-140(2-7x)^3$. Using the Chain Rule: $f''(x)=(-140)(-7)(3)(2-7x)^{3-1}=2940(2-7x)^2$.
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