Calculus: Early Transcendentals (2nd Edition)

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: 12

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 $a_4$. $a_1 = 2 + (-1)^1 = 1$ $a_2 = 2 + (-1)^2 = 3$ $a_3 = 2 + (-1)^3 = 1$ $a_4 = 2 + (-1)^4 = 3$
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