slarissa slarissa

27-04-2014
Mathematics

Answered

Simplify 81^1/2

Please simplify and show steps

Verified Answer :

Dannymal Dannymal

27-04-2014

81^1/2

1. 81^1 = 81 / 2 = 40 and 1/2

or 2. 81^ 1/2 = sqrt of 81

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Anonymous Anonymous

27-04-2014

\(a^\frac{n}{m}=\sqrt[m]{a^n}\\\\\\81^\frac{1}{2}=\sqrt{81}=9\\\\\\81^\frac{1}{2}=(9^2)^\frac{1}{2}=9^{2\cdot\frac{1}{2}}=9\)

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