What is the answer to x^{-1}= 1/2 ?

The answer to x^{-1}= 1/2 is x=2

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x^{-1}= 1/2

x^{- 1} = \frac{1}{2}

x = 2

Solution steps

x^{- 1} = \frac{1}{2}

Refine

\frac{1}{x} = \frac{1}{2}

Cross multiply

2 = x

Switch sides

x = 2

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = 2

x^{- 1} = \frac{1}{6}

x, F = \frac{K}{1 + x}

191 x^{- 3} + 820 = 5059

x + 3 = - \frac{2}{x}

\frac{2}{5 x} - \frac{5}{3 x} = 4