Question

Which of the following is an arithmetic sequence?

A. 0, 3, 8, 15, 24, 35, ..
B. 9, 4, -1, -6, -11, -16, ...
C. 1, 3, 6, 10, 15, 21, ..
.
D. -1, 0, 1, 0.3, 0, ...

Answer 1

B is an arithmetic sequence because the number that you add or subtract between each number has to match