Question

the common difference of A.P 13,8,3,-2.......is d then d square is

Answer 1

8-13=-5
so the common difference of AP 13, 8, 3 ,-2......is -5
hope this helps u and the d square is 25

Answer 2

here common differnence = d = 8-13 = -5
and d square = (-5) square = 25