[" 32.If "S(n)" denotes the sum of n-ter...

[" 32.If "S_(n)" denotes the sum of n-terms of an "N],[" whose common difference is "d" and flirat "],[" or6"1quad " term is "a" ,find "s_(n)-2s_(n-1)+s_(n-2)]

Similar Questions

Explore conceptually related problems

If S_(n) denotes the sum of n terms of an A.P. whose common difference is d and first term is a,find S_(n)-2S_(n-1)+S_(n-2)

If S_n denotes the sum of n terms of an A.P. whose common difference is d and first term is a, find S_n-2S_(n-1)+S_(n-2)

If S_(n) denotes the sum of n terms of an AP whose common difference is d, the value of S_(n)-2S_(n-1)+S_(n-2) is

If S_n denotes the sum of n terms of an A.P. whose first term is a, and the common difference is d Find: = Sn - 2Sn + S(n +2) .

If S_(n), denotes the sum of n terms of an AP, then the value of (S_(2n)-S_(n)) is equal to

If S_n , denotes the sum of n terms of an AP, then the value of (S_(2n)-S_n) is equal to

If S_(n) denote the sum to n terms of an A.P. whose first term is a and common differnece is d , then S_(n) - 2S_(n-1) + S_(n-2) is equal to