HELP ASAP!!!
What is the geometric mean of 7 and 56?
![HELP ASAP What is the geometric mean of 7 and 56 class=](https://us-static.z-dn.net/files/d33/0fa34f75b62bf38759f511c07b50db34.png)
Geometric Mean = √(ab)
a = 7
b = 56
Geometric mean = √(7×56)
After prime factorization of 56 we get 2 × 2 × 2 × 7
√(7×7×2×2×2)
7×2√2
14√2
Therefore the answer is option d
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