maggierose maggierose

15-01-2016
Mathematics

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If √6 is the geometric mean between 4 and another number, then the number is

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olemakpadu olemakpadu

15-01-2016

If you have two numbers x, y. The geometric mean is: √xy

For 4 and x. Geometric Mean = √4x and this is equal to √6

   √4x = √6 Square both sides. The square root disappears.

   4x = 6
   x = 6/4 = 3/2 = 1.5

The other number is 1.5.

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