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The sum of first n terms of the series 1...

The sum of first n terms of the series `1/2 + 3/4 + 7/8 + (15)/(16)` + …........n terms

A

`n-1 -2^(-n)`

B

1

C

`n-1+2^(-n)`

D

`1+2^(-n)`

Text Solution

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The correct Answer is:
C
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