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Popular >

simplify 2^{-1}-1

Solution

simplify

2^{- 1} - 1

Solution

- \frac{1}{2}

+1

Decimal Notation

- 0.5

Solution steps

2^{- 1} - 1

Apply exponent rule:

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

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

= \frac{1}{2} - 1

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

= - \frac{1}{2}

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Frequently Asked Questions (FAQ)

What is 2^{-1}-1 ?
The solution to 2^{-1}-1 is -1/2