Discussion
\((\frac{1}{216})^{-\frac{2}{3}}\div(\frac{1}{27})^{-\frac{4}{3}}=?\)
Answer: C
\((\frac{1}{216})^{-\frac{2}{3}}\div(\frac{1}{27})^{-\frac{4}{3}} \)
\(= 216^{\frac{2}{3}}\div27^{\frac{4}{3}} \)
\(= (63)^{\frac{2}{3}}\div(33)^{\frac{4}{3}} \)
\(= \frac{4}{9}\)
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