Question

Write ap whose first term is a=1/2 and d=-1/3

Answer 1

The common difference of an AP between 1/2 and 17/6 is 1/3 and the fourth term is 3/2

Solution:

The common difference is equals to subtraction of 8th value and 1st value. i.e., (8-1)d = (8d-1d)

From the given data and known value,

In AP, 4th term will be,