Find the sum fo the first 22 terms of an AP whose first term is 4 and the common difference is `(4)/(3)`.

Find the sum of the first 22 terms of an AP whose first term is 4 and the common difference is (4)/(3) .

Find the 14 th term of an AP whose first term is 3 and the common difference is 2.

Find the sum of the first 28 terms of an A.P. whose nth term is 4n-3.

Find the mean of first n terms of an A.P. whose first term is a and common difference is d.

The sum of the first n terms of an AP whose first term is 8 and the common difference is 20, is equal to the sum of first 2n terms of another AP whose first terms is -30 and the common difference is 8. find n

The sum of the first n terms of an AP whose first term is 8 and the common difference is 20 is equal to the sum of first 2n terms of another AP whose first term is -30 and the common difference is 8. Find n.

What is the sum of first n terms of an A.P. whose first term is 'a' and common difference is 'd'?

The first four terms of an AP whose first term is 3x+y and common difference is x-y are