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Popular >

simplify 3^2*3^{-1}

Solution

simplify

3^{2} \cdot 3^{- 1}

Solution

3

Solution steps

3^{2} \cdot 3^{- 1}

Apply exponent rule:

a^{b} \cdot a^{c} = a^{b + c}

3^{2} \cdot 3^{- 1} = 3^{2 - 1}

= 3^{2 - 1}

Subtract the numbers:

2 - 1 = 1

= 3^{1}

Apply exponent rule:

a^{1} = a

= 3

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Frequently Asked Questions (FAQ)

What is 3^2*3^{-1} ?
The solution to 3^2*3^{-1} is 3