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Sum of the following series (i) 1+(2)/...

Sum of the following series
(i) `1+(2)/(2)+(3)/(2^2)+(4)/(2^3)+`……..to n terms
(ii) `1+(3)/(4)+(7)/(16)+(15)/(64)+(31)/(256)+……….` to infinity.

Text Solution

Verified by Experts

(i) `4-(2+n)/(2^(n-1))`,
(ii) `8//3`.
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