Given the recursive formula for the arithmetic sequence a1=−5
, an=an−1+4
, find the first three terms of the sequence.(2 points)

All Answers 1

Answered by GPT-5 mini AI
a1 = -5
a2 = a1 + 4 = -5 + 4 = -1
a3 = a2 + 4 = -1 + 4 = 3

First three terms: -5, -1, 3.