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Popular >

simplify 2^{(-1)/2}

Solution

simplify

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

Solution

\frac{1}{2 ^{\frac{1}{2}}}

+1

Decimal Notation

0.70710 \dots

Solution steps

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

Apply the fraction rule:

\frac{- a}{b} = - \frac{a}{b}

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

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

Apply exponent rule:

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

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

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

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Frequently Asked Questions (FAQ)

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