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Question
Express the following as a rational number in the form \[\frac{p}{q}:\]
\[\left( \frac{1}{4} \right)^{- 1}\]
Sum
Solution
\[ \left( \frac{1}{4} \right)^{- 1} = \frac{1}{1/4}\] → (a−1 = 1/a)
= 4
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