#### Answer

$75\pi$

#### Work Step by Step

The one about the y-axis will have a radius of 5, for the point (0,5) is the one moving. Thus:
$V= (1/3)(\pi)(5^2)(9) = 75\pi$

Published by
Brooks Cole

ISBN 10:
1439047901

ISBN 13:
978-1-43904-790-3

$75\pi$

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