Answer
$1,3,1,3$
Work Step by Step
$a_n = 2 + (-1)^n$
To find the first four terms, we need to find $a_1, a_2, a_3$, and $a_4$.
$a_1 = 2 + (-1)^1 = 1$
$a_2 = 2 + (-1)^2 = 3$
$a_3 = 2 + (-1)^3 = 1$
$a_4 = 2 + (-1)^4 = 3$
Calculus: Early Transcendentals (2nd Edition)
by Briggs, Bill L.; Cochran, Lyle; Gillett, Bernard
Published by
Pearson
ISBN 10:
0321947347
ISBN 13:
978-0-32194-734-5
Chapter 8 - Sequences and Infinite Series - 8.1 An Overview - 8.1 Exercises - Page 604: 12
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
