The 11th term of an AP -5, `(-5)/(2)`, 0, `(5)/(2)`, …

Find the 25th term of the AP -5, (-5)/(2), 0, (5)/(2),….

The 11 ^(th) term of the A.P.:-5,- (5)/(2), 0, (5)/(2),... is

Find the 105th term of the AP 4, 4(1)/(2), 5, 5(1)/(2), 6…

11th term of an A.P. -3, -1/2, …….. Is

11th term of the A.P., -3, (-1)/2, 2, ………… is:

(i) The sum of the first n terms of an AP is ((5n^(2))/(2) + (3n)/(2)) . Find the nth term and the 20th term of this AP. (ii) The sum of the first n terms of an AP is ((3n^(2))/(2) + (5n)/(2)). Find its nth term and the 25th term.

The 26th, 11th and the last terms of an AP are, 0, 3 and -(1)/(5) , respectively. Find the common difference and the number of terms.

The 26th, 11th and the last terms of an AP are, 0, 3 and -(1)/(5) , respectively. Find the common difference and the number of terms.

The n^(th) term of the AP in 2,5,8 …. Is

The 4th term from the end of an AP -11, -8, -5, …, 49 is