If the common difference of an A.P is 1 and 6th term is `(4 cos^(2) alpha + 1) // cos^(2) alpha, `then first term is

Find the common difference of an A.P. whose first term is (1)/(2) and the 8th term is (17)/(6) . Also write its 4th term.

Find the common difference of the AP whose first term is 1/2 and the 8th term is 17/6 . Also find its 4th term.

If p^(th) term of an A.P is (1)/(q) and q^(th) term of A.P is (1)/(p) then sum of the first pq terms is

If 5^(th) term of A.P is (1)/(6) and 6^(th) term of A.P is (1)/(5) then sum of first 30 term is

If a_(1)=1, a_(2)=5 find the common difference and 5th term of A.P

If a and d are the first term and common difference of an A.P. then the 8^(th) term is …..

If the first term of an A.P is - 1 and common difference is - 3, then 12th term is

The first term and common difference of an A.P. are 3 and -2 respectively . Find its 6th term.

The first term and common difference of an A.P. are 3 and -2 respectively . Find its 6th term.

The sum of 4th and 8th terms of an A.P. is 24 and the sum of the 6th and 10th terms is 34. Find the first term and the common difference of the A.P.