If `a_n = 5 -11n`, then find the common difference.

If the general term of an AP is 3n+5 then find the common difference

If the sum of n terms of an A.P is S_n=3n^2+5n then find the Common difference:

The nth term of an AP is 5n+ 2. Find the common difference.

If S_n = n² + 2n , then find first term & common difference?

The general term of a sequence is given by a_n=-4n+15 . Is the sequence an AdotPdot ? If so, find its 15 t h term and the common difference.

The sum to n terms of an A.P. is n^(2) . Find the common difference.

The sum of n terms of an A.P is n^2 .Find the common difference.

Show that the sequence defined by T_(n) = 3n+5 is an AP. Find the common difference .

Show that the sequence defined by a_n=5n-7 is an A.P., find its common difference.

A sequence a_n , n in N be an A.P. such that a_7 = 9 and a_1 a_2 a_7 is least, then the common difference is: