Question

What is the common difference for this arithmetic sequence?
-5, -1, 3, 7, 11, ...

Answer 1

The correct answer is -9 +4*n
Hope the answer helps you.

Answer 2

4

Explanation:

The common difference is found by subtracting the 2nd term from the 1st term. In this example we can say 11 is the 2nd term and 7 is the 1st term. 11 - 7 = 4.