Calculus (3rd Edition)

Published by W. H. Freeman
ISBN 10: 1464125260
ISBN 13: 978-1-46412-526-3

Chapter 6 - Applications of the Integral - 6.2 Setting Up Integrals: Volume, Density, Average Value - Exercises - Page 298: 43



Work Step by Step

The average is given by $$ \frac{1}{5-2} \int_{2}^{5} s^{-2} d s=-\left.\frac{1}{3} s^{-1}\right|_{2} ^{5}=\frac{1}{10}. $$
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