Find the 5th term of (i) `(a/3-3b)^7`

Find the 5 th term of ( i ) ((a)/(3)-3b)^(7)

(i) Find the 37th term of the AP 6, 7(3)/(4), 9(1)/(2), 11(1)/(4) ,…. (ii) Find the 25th term of the AP 5, 4(1)/(2), 4, 3(1)/(2), 3,…

(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.

Find the (i) nth term and (ii) 16th term of the AP 3, 5, 7, 9, 11, …

If sum of the 3 ^(rd) and the 8^(th) terms of A.P. is 7 and the sum of the 7^(th) and the 14 ^(th) terms is -3, find the 10^(th) term.

If sum of the 3rd and the 8th terms of an AP is 7 and the sum of the 7th and 14th terms is -3, then find the 10th term.

The sum of the 5th and the 7th terms of an AP is 52 and the 10th term is 46. Find the AP.

The sum of the first and the third term of G.P. is 15 and that of the 5th and the 7th terms is 240. Find the 9th term :

Find the 11th terms of -7, -2 , 3 , 8 , 13, ……….

Find the 20^(th) term of an A.P.whose 3^(rd) term is 7 and the 7^(th) term exceeds three times the 3^(rd) term by 2.Also find its n^(th) term (a_(n))