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Three positive numbers froman increasing...

Three positive numbers froman increasing G.P. If middle term in this G.P. is doubled, the new numbers are in A.P. Then the common ratio of the G.P. is `:`

A

`2-sqrt(3)`

B

`2+sqrt(3)`

C

`sqrt(3)-2`

D

`sqrt(3)+2`

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The correct Answer is:
B
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