Home
Class 10
MATHS
The common difference of an A.P., the ...

The common difference of an A.P., the sum of whose `n` terms is `S_n` , is `S_n-2S_(n-1)+S_(n-2)` (b) `S_n-2S_(n-1)-S_(n-2)` (c) `S_n-S_(n-2)` (d) `S_n-S_(n-1)`

Promotional Banner

Similar Questions

Explore conceptually related problems

The common difference of an A.P., the sum of whose n terms is S_n , is (a) S_n-2S_(n-1)+S_(n-2) (b) S_n-2S_(n-1)-S_(n-2) (c) S_n-S_(n-2) (d) S_n-S_(n-1)

The n t h term of an A.P., the sum of whose n terms is S_n , is (a) S_n+S_(n-1) (b) S_n-S_(n-1) (c) S_n+S_(n+1) (d) S_n-S_(n+1)

The n t h term of an A.P., the sum of whose n terms is S_n , is S_n+S_(n-1) (b) S_n-S_(n-1) (c) S_n+S_(n+1) (d) S_n-S_(n+1)

If S_n , be the sum of n terms of an A.P ; the value of S_n-2S_(n-1)+ S_(n-2) , is

If S_(n), be the sum of n terms of an A.P; the value of S_(n)-2S_(n-1)+S_(n-2), is

If Sn be the sum of n consecutive terms of an A.P. show that S_(n+4)-4S_(n+3)+6S_(n+2)-4S_(n+1)+S_n=0

If S_(n) is the sum of the first n terms of an A.P. then : (a) S_(3n)=3(S_(2n)-S_n) (b) S_(3n)=S_n+S_(2n) (c) S_(3n)=2(S_(2n)-S_(n) (d) none of these

If S_(n) denotes the sum of first n terms of an A.P. and S_(2n)= 3S_(n) , then (S_(3n))/(S_(n))=

If S_(n) be the sum of n consecutive terms of an A.P. show that, S_(n+4) - 4S_(n+3) + 6S_(n+2) -4S_(n+1) +S_(n) = 0

If S_(n) denotes the sum of first n terms of an A.P., then (S_(3n)-S_(n-1))/(S_(2n)-S_(n-1)) is equal to