Question

the common difference of an constant arithmetic progression is​

Answer 1

Answer:

Hey mate,

Let a1 ,a2, a3, a4,....... be in an A.P.Then, the common difference is as given below

d = a2 - a1

d = a3 - a2

In general,

$d \: = \: a _{n + 1} \: - a _{n}$

Hope it helps.