1.

\({\left[ {{{\left( {\frac{1}{2}} \right)}^{ - 1}} + {{\left( {\frac{2}{3}} \right)}^2} - {{\left( {\frac{3}{4}} \right)}^0}} \right]^{ - 2}} = ?\)

A. \(\frac{{16}}{{81}}\)
B. \(\frac{{81}}{{169}}\)
C. \(\frac{{169}}{{81}}\)
D. \(\frac{{9}}{{13}}\)
Answer» C. \(\frac{{169}}{{81}}\)


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