What is the value of ${((3)^{- 1})}^{- 3}$ ?

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Solution

$3^{- 1}$ = $\frac{1}{3}$
${((3)^{- 1})}^{- 3}$ = $(\frac{1}{3})^{- 3}$ = ${(\frac{1}{(\frac{1}{3})})}^{3}$ = $(\frac{3}{1})^{3}$ = $3^{3}$ = 27

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