Answer
$\frac{1}{81}$
Work Step by Step
$(-\frac{1}{9})^2$ = $-\frac{1}{9}\times-\frac{1}{9}$
2 negatives make a positive
$(-\frac{1}{9})^2$ = $\frac{1}{81}$
$\frac{1}{81}$
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