#### Answer

$\dfrac {1}{5}$

#### Work Step by Step

$\log _{x}25=-2\Rightarrow x-2=25\Rightarrow x^{-2}=\left( \dfrac {1}{5}\right) ^{-2}\Rightarrow x=\dfrac {1}{5}$

Published by
Pearson

ISBN 10:
013421742X

ISBN 13:
978-0-13421-742-0

$\dfrac {1}{5}$

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