\[{{\left\{ {{3}^{-2}}+{{\left( \frac{3}{2} \right)}^{-2}} \right\}}^{-1}}=?\]

\[{{\left\{ {{3}^{-2}}+{{\left( \frac{3}{2} \right)}^{-2}} \right\}}^{

1.	\[{{\left\{ {{3}^{-2}}+{{\left( \frac{3}{2} \right)}^{-2}} \right\}}^{-1}}=?\]
A.	\[{}^{81}/{}_{4}\]
B.	\[{}^{5}/{}_{9}\]
C.	\[\frac{9}{5}\]
D.	\[\frac{4}{81}\]
Answer» D. \[\frac{4}{81}\]

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\[{{\left\{ {{3}^{-2}}+{{\left( \frac{3}{2} \right)}^{-2}} \right\}}^{-1}}=?\]

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