Question

What is the common differenice for this arithmetic sequence?

-6, -2, 2, 6, 10,...

a. 3
b. 5
c. 6
d. 4

Answer 1

d. 4

here, -2-(-6)= -2+6=4

2-(-2)= 2+2=4

6- 2 = 4

10-6 = 4

so the common difference of them is 4.

Answer 2

The answer is D.

Explanation:

The difference between each term is 4.

-2 - (-6) = 4

2 - (-2) = 4

6 - 2 = 4

10 - 6 = 4