Question

A recursive rule for an arithmetic sequence is a1=4;an=an−1−3.


What is the explicit rule for this sequence?

Answer 1

you can see the answer from the picture

Answer 2

Your Question: A recursive rule for an arithmetic sequence is a1=4;an=an−1−3.

What is the explicit rule for this sequence?

Answer: 3n + 1

Step-by-step explanation: