## anonymous one year ago what is the geometric mean of 6 and 7

1. jim_thompson5910

Rule: $\Large \text{Geometric mean of x and y} = \sqrt{x*y}$

2. mathstudent55

The geometric mean of a and b is x, when they are in this proportion: $$\dfrac{a}{x} = \dfrac{x}{b}$$ When you solve for x, you get: $$x = \sqrt{ab}$$

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