" (15) The "n^(" th ")" term of an A.P."5,2,-1,-4,-7..." is "

Find the sum to n term of the A.P.5,2,-1,-4,-7,

If the n^(th) term of the A.P.9,7,5,... is same as the n^(th) term of the A.P.15,12,12,... find n.

The n^(th) term of the A.P. a, 3a, 5a, …. Is

Find: 10 th term of the A.P.1,4,7,10..

Find 10 th term of the A.P.1,4,7,10

If the n^(th) term of the A.P. 9, 7, 5, .... is same as the n^(th) term of the A.P. 15, 12, 9, .... find n.

Find the n^(th) term of an A.P. given a=5 & d=-2 .

If the n^(th) terms of an A.P. 9, 7, 5,….. is equal to the n^(th) term of an A.P. 15, 12, 9……then find n

If n^(th) term of an A.P. is (2n - 1), find its 7^(th) term.