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## Answers

The difference b/w two consecutive terms must be equal.

Here,

5 - 2 = 3

8 - 5 = 3

Hence, they are in AP.

The Brainliest Answer!

so, a2-a1 = d

5-2 = 3

8 - 5 = 3

11-8 = 3

As all the result is the same which is nothing but the common difference

Hence, 2, 5, 8, 11 are in AP

Thanking You

This was Jahnavi

Plz mark as brainliest.....:-)