Write the first term and the common difference of the arithmetic sequence whose algebraic expression is 3n+5.

Write the GP if the first term a=3, and the common ratio r=2.

Write the common difference of the arithmetic progression whose nth term is a] n^(2) + 5 b] 2n^(2) -6

Write first four terms of the A.P, when the first term a and the common difference d are given as follows : a = -1.25, d = 0.25

In an AP, the seventh term is 4 and the common difference is -4. Which is the first term?

Write the first five terms of each of the sequences whose n^(th) terms are: a_n (n+2)

Write the first term of the sequence, whose nth term is a_n=(n)/(n+1) .