Question

Tell whether the sequence is arithmetic. If it is what is the common difference? Explain.

{1, 5, 9, 13, …}

Answer 1

the sequence is arithmetic. the cd is 4

Explanation:

1 + 4 = 5

5 + 4 = 9

9 + 4 = 13

Answer 2

The sequence is arithmetic because the common difference is 4.