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Grade: 11 

                        
the sum of the series 1\2+3\4+7\8+15\16+........, is
3 years ago

Answers : (1)

Arun
24742 Points 
							
For the sum of the series
tn=(2n-1)/2n
  =1-1/2n
Sn=∑1-1/2n =n-∑1/2n (gp series)
    =n-1+2-n
 
Hope it helps
Happy Learning!
3 years ago
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