University Calculus: Early Transcendentals (3rd Edition)

Published by Pearson
ISBN 10: 0321999584
ISBN 13: 978-0-32199-958-0

Chapter 9 - Section 9.1 - Sequences - Exercises - Page 487: 4


$a_1=1$ $a_2=3$ $a_3=1$ $a_4=3$

Work Step by Step

We know that $a_n=2+(-1)^n$. Hence, here: $a_1=2+(-1)^1=2+(-1)=1$ $a_2=2+(-1)^2=2+1=3$ $a_3=2+(-1)^3=2+(-1)=1$ $a_4=2+(-1)^4=2+1=3$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After 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.