(1)/(2)+(3)/(4)+(7)/(8)+(15)/(16)+cdots" then "S_(n)=-

The sum to n terms of the series (1)/(2) + (3)/(4) + (7)/(8) + (15)/(16)+…. is equal to :

Sum of the first n terms of the series (1)/(2)+(3)/(4)+(7)/(8)+(15)/(16)+... is equal to 2^(n)-n-1 b.1-2^(-n) c.n+2^(-n)-1 d.2^(n)+1

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

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

If S denotes the sum to infinity and S_(n) , denotes the sum of n terms of the series 1+(1)/(2)+(1)/(4) + (1)/(8)+ cdots , such that S-S_(n) lt (1)/(100) , then the least value of n is

Sum of the first n terms of the series (1)/(2)+(3)/(4)+(7)/(8)+(15)/(16)+... is equal to (1988,2M)2^(n)-n-1(b)1^(6)-2^(-n)n+2^(-n)-1(d)2^(n)+1

The sum of the first 10 terms of (3)/(2)+(5)/(4)+(9)/(8)+(17)/(16)+cdots is