Question

An arithmetic sequence has this recursive formula: A1=5 An=an-1-4

Answer 1

Answer:

A recursive formula designates the starting term, a1, and the nth term of the sequence, an , as an expression containing the previous term (the term before it), an-1.Find a recursive formula. This example is an arithmetic sequence (the same number, 5, is added to each term to get to the next term).