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underset(n to oo)lim {1/2+1/2^(2)+1/2^(3...

`underset(n to oo)lim {1/2+1/2^(2)+1/2^(3)+...+1/2^(n)}=`

A

1

B

`1//2`

C

`1//3`

D

3

Text Solution

Verified by Experts

The correct Answer is:
A
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