University Calculus: Early Transcendentals (3rd Edition)

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

Chapter 3 - Section 3.11 - Linearization and Differentials - Exercises - Page 199: 47


The required change in surface area is: $dS=12x dx$

Work Step by Step

We are given: $S= 6x^2$ On differentiating both sides: $dS= 6\times2xdx$ $dS=12 x dx$
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