[" 103.The sum of "n" terms of an A.P.is "(3n^(2)+5)" ."],[" Which term of this A.P.is 159? "]

Similar Questions

Explore conceptually related problems

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.

The sum of n terms of an A.P. is 3n^(2)+5 . The number of term which equals 159, is

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

The sum of n terms of an A.P.is 3n^(2)+5n. Find the A.P.Hence find its 15 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 n terms of an A.P.is S_(n)=3n^(2)+5n. Write its common difference.

The sum of n terms of an A.P.is 3n^(2)-n. Find the first term and common difference of A.P.