SOLUTION: By how much does the arithmetic mean of 4 and 9 exceed the absolute value of their geometric mean?

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Question 880744: By how much does the arithmetic mean of 4 and 9 exceed the absolute value of their geometric mean?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Arithmetic mean:
AM=%284%2B9%29%2F2=13%2F2
Geometric mean:
GM=sqrt%284%2A9%29=sqrt%2836%29=6
AM%2FGM=%2813%2F2%29%2F%286%29=13%2F12
The AM is 1/12 larger than the GM or 8.3%.