If the sum of the series 1+2/x+4/x^2+8/x...

If the sum of the series `1+2/x+4/x^2+8/x^3+....oo` is finite number then

A

`x gt2`

B

`xgt-2`

C

`x gt 1/2`

D

None of these

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The correct Answer is:

A

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