question_answer

If \[x={{\left( \frac{4}{3} \right)}^{2}}\times {{\left( \frac{3}{4} \right)}^{-\,4}},\] then the value of \[{{x}^{-\,\,3}}\]is equal to:

A)  \[{{\left( \frac{3}{4} \right)}^{12}}\]                     

B)  \[{{\left( \frac{3}{4} \right)}^{-12}}\]

C)  \[{{\left( \frac{3}{4} \right)}^{18}}\]     

D)  \[{{\left( \frac{3}{4} \right)}^{-18}}\]

E)  None of these