maggierose
maggierose maggierose
  • 15-01-2016
  • Mathematics
contestada

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

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olemakpadu
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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