#### Answer

Decreasing

#### Work Step by Step

Since the increasing of $ x $ leads to the decreasing of $(1/2)^x $, then the function
$$ f(x)=\left( \frac{1}{2}\right)^x.$$ is decreasing.

Published by
W. H. Freeman

ISBN 10:
1464125260

ISBN 13:
978-1-46412-526-3

Decreasing

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