#### Answer

$f'(w)=2w$

#### Work Step by Step

Simplify the expression:
$f(w)=\dfrac{w^3-w}{w}$
$f(w)=\dfrac{w^3}{w}-\dfrac{w}{w}=w^2-1$
Apply power rule:
$f'(w)=2w$

Published by
Pearson

ISBN 10:
0321947347

ISBN 13:
978-0-32194-734-5

$f'(w)=2w$

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