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The arithmetic mean between two numbers ...

The arithmetic mean between two numbers is A and the geometric mean is G. Then these numbers are:

A

`sqrt(A^2 -G^2 pmA)`

B

`1/2(sqrt(A^2 -G^2) +A)`

C

`A pm sqrt(A^2 -G^2)`

D

`2(A pm sqrt(A^2-G^2))`

Text Solution

Verified by Experts

The correct Answer is:
C
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