Given sum of the first `n` terms of an A.P is `2n + 3n^(2)`. Another A.P. is formed with the same first term and double of the common difference, the sum of `n` terms

Given sum of the first n terms of an A.P is 2n+ 3n^(2) . Another A.P is formed with the same first term and is double the common difference, the sum of n terms of the new A.P. is

Given sum of the first nterms of an A.P. is 2n+3n^(2) .Another A.P. is formed with the same first term and double of the common difference,the sum of n terms of the new A.P.is:

If sum of first n terms of an A.P is 2n^(2) + 7n, write its nth term.

If the sum of first n terms of an A.P. is 3n^(2)-2n , then its 19th term is

The sum of the first n terms of an A.P. is 3n^2+6n . Find the n^(th) term of this A.P.

The sum of the first n terms of an A.P. is 3n^2+6n . Find the n t h term of this A.P.

The sum of the first n terms of an A.P.is 4n^(2)+2n. Find the nth term of this A.P.

The sum of first n terms of an A.P.is 5n-n^(2) . Find the nth term of this A.P.

The sum of first n terms of an A.P is given by 3n^(2)+6n The 22 nd term of the A.p.is