Question

What is the common difference of the following sequence: -6, -2, 2, 6

Answer 1

Explanation:

take 6-2 to get 4

4 is your common difference for ex.

-6+4 = -2

-2+4=2

2+4=6. You have to two pick an easier numbers out of the problem to find your common difference. Then check your answer to make sure it is right.