#### Answer

$\frac{f(b)-f(a)}{b-a}$

#### Work Step by Step

The average rate of change of a function $f$ between $x = a$ and $x = b$ is:
average rate of change = $\frac{f(b)-f(a)}{b-a}$

Published by
Brooks Cole

ISBN 10:
1305115546

ISBN 13:
978-1-30511-554-5

$\frac{f(b)-f(a)}{b-a}$

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