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Popular >

simplify (7/9)^{-1}

Solution

simplify

(\frac{7}{9})^{- 1}

Solution

\frac{9}{7}

+1

Decimal Notation

1.28571 \dots

Solution steps

(\frac{7}{9})^{- 1}

Apply exponent rule:

a^{- 1} = \frac{1}{a}

(\frac{7}{9})^{- 1} = \frac{1}{\frac{7}{9}}

= \frac{1}{\frac{7}{9}}

Apply the fraction rule:

\frac{1}{\frac{b}{c}} = \frac{c}{b}

= \frac{9}{7}

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Frequently Asked Questions (FAQ)

What is (7/9)^{-1} ?
The solution to (7/9)^{-1} is 9/7