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If the arithmetic mean of two numbers a ...

If the arithmetic mean of two numbers a and b,`a>b>0`, is five times their geometric mean, then `(a+b)/(a-b)` is equal to:

A

`1/2 sqrt 6`

B

`3/4 sqrt 2`

C

`7/12 sqrt 3`

D

`5/12 sqrt 6`

Text Solution

Verified by Experts

The correct Answer is:
D
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