Find the geometric mean of 7 and 9

asked Mar 1, 2018 197k views

5 votes

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1 vote

Answer:

$\large\boxed{3\sqrt7}$

Explanation:

$\text{Geometric mean:}\\\\\underbrace{\sqrt[n]{a_1\cdot a_2\cdot a_3\cdot...\cdot a_n}}_n\\\\√(7\cdot9)=√(9)\cdot\sqty7=3\sqrt7$

Minor Threat answered Mar 5, 2018

8.3k points

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