Question

What is the common difference between consecutive terms in the following arithmetic sequence -11, -8, -5, -2, 1

Answer 1

The common difference is +3

Explanation:

When you add 3 to -11 it becomes -8, add 3 again and you get -5, keep doing this and you'll notice that +3 is the common difference.

Answer 2

The common difference is +3

Explanation:

If you add "3" since -11 you obtain this arithmetic sequence.

(-11+3) = -8

(-8+3) = -5

(-5+3) = -2

(-2+3) = 1

-11, -8, -5, -2, 1