Calculus 10th Edition

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

Chapter 7 - Applications of Integration - 7.2 Exercises - Page 454: 45

Answer

$\frac{\pi}{2}$

Work Step by Step

$$ V = \pi \int_{0}^{1}[{(1)}^2-{(\sqrt{y})}^2]dy$$ $$ V = \pi \int_{0}^{1}[1-y]dy$$ $$ V = \pi [y-\frac{y^2}{2}]_{0}^{1}dx$$ $$ V = \pi[1-\frac{1}{2}]=\frac{\pi}{2}$$
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