[" (15) If Sn,the sum of first "n" terms of an A.P.is given by "Sn=3x^(2)-4x" ,find ther "],[" term."]

If S_(n) the sum of first n terms of an A.P. is given by Sn = 3n^(2) - 4n , find the nth term.

If S_n , the sum of first n terms of an A.P., is given by S_n=5n^2+3n , then find its n^(t h) term.

If S_n the sum of first n terms of an AP is given by 2n^2+n , then find its nth term.

If s_(n), the sum of first n terms of an A.P.is given by S_(n)=5n^(2)+3n, then find its n^(th) term.

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

If the sum of the first n terms of an AP is given by S_n=3n^2-n then find its nth terms, first term and common difference

The sum of first n terms of an AP is given by S_n=2n^2 + 3n . Find the common difference of the AP.

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