Question

common diffference of an A.P3,6,9,12​

Answer 1

$\huge\underline\mathbb\color{orange}{ANSWER}$

Given :

First term (a) = 3

Second term (a2) = 6

To find :

common difference (d)

Solution :

Common difference (d) = a2 - a

Common difference (d) = 6 - 3 = 3