Question

answer the following questions: 5. what does it mean when the common difference is negative?

Explanation:

In an arithmetic - sequence, the common difference \(d=a_{n + 1}-a_{n}\). A negative common difference means that each term in the sequence is smaller than the previous term. That is, the sequence is decreasing.

Answer:

It means the arithmetic - sequence is decreasing, where each term is smaller than the previous term.