Question

Determine whether -9,-14,-19,-24,...the sequence is an arithmetic sequence. If yes, identify the common difference.

Answer 1

An arithmetic sequence is a sequence of numbers such that the difference between each consecutive term is constant.

Let's see this sequence:

• The difference between the first and second terms is: -14 - (-9) = -14 + 9 = - 5

,

• The difference between the second and third term is