#### Answer

$-\dfrac{1}{11}$

#### Work Step by Step

The given expression, $
-\sqrt{\dfrac{1}{121}}
,$ simplifies to
\begin{array}{l}\require{cancel}
-\sqrt{ \left( \dfrac{1}{11} \right)^2}
\\\\=
-\dfrac{1}{11}
.\end{array}

Published by
Pearson

ISBN 10:
0-13417-805-X

ISBN 13:
978-0-13417-805-9

$-\dfrac{1}{11}$

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