Question

Write the first four term of the


a.p when the first term a the common difference d are given as follows :- a=-7, d=-2

Answer 1

he first term a = - 7
the common difference d = - 2
The required A. P is 1st term = - 7
2nd term = - 7 - 2 = - 9
3rd term = - 9 - 2 = - 11
4th term = - 11 - 2 = - 13
A.P is - 7, - 9, - 11, - 13,...

Answer 2

nth term = a +(n-1)d
-7+[1-1]-2
-7+0
-7.
the answer is -7