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Popular >

simplify 2+2^{-1}

Solution

simplify

2 + 2^{- 1}

Solution

\frac{5}{2}

+1

Decimal Notation

2.5

Solution steps

2 + 2^{- 1}

Apply exponent rule:

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

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

= 2 + \frac{1}{2}

2 + \frac{1}{2} = \frac{5}{2}

= \frac{5}{2}

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Frequently Asked Questions (FAQ)

What is 2+2^{-1} ?
The solution to 2+2^{-1} is 5/2