#### Answer

$y=\frac{ka^5}{b}$

#### Work Step by Step

Because $y$ varies directly as $a^5$ and inversely as $b$, $y$ is directly proportional to $a^5$ and inversely proportional to $b$. So we have
$y=\frac{ka^5}{b}$.

Published by
Pearson

ISBN 10:
0321726391

ISBN 13:
978-0-32172-639-1

$y=\frac{ka^5}{b}$

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