If the sum to n terms of a sequences is `2n^2+4`, find its nth. Is this seqwuence as AP.?

Similar Questions

Explore conceptually related problems

If nth term of a sequences is 4n^2+1, find the sequence. Is this sequences at A.P.?

If nth term of a sequences is 4n^(2)+1, find the sequence.Is this sequences at A.P.?

If the sum of n terms of an AP is n^2-2n then find its n^(th) term

If the sum to n terms of a sequence be n^2+2n then prove that the sequence is an A.P.

If the sum to n terms of a sequence be n^(2)+2n then prove tht the sequence is an A.P.

The nth term of a sequence is (2n-3), find its fifteenth term.

If nth term of a sequences is 2n+b, wherea,b are constants,is the this sequence an A.P.?

If the sum of n terms of an A.P. is 2n^2+3n then write its nth term.

If the sum of n tems of a series be 5n^2+3n , find its nth term. Are the terms of this series in A.P.?

If the sum of first n terms of an A.P. is 3n^2 + 2n , find its r^(th) term.