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Popular >

simplify sqrt(2)^{-2}

Solution

simplify

2^{- 2}

Solution

\frac{1}{2}

+1

Decimal Notation

0.5

Solution steps

(2)^{- 2}

Apply exponent rule:

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

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

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

(2)^{2} = 2

= \frac{1}{2}

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Frequently Asked Questions (FAQ)

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