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: 15

Answer

$2,1,0,1$

Work Step by Step

$a_n = 1+ sin(\frac{\pi n}{2})$ To find the first four terms, we need to find $a_1, a_2, a_3$, and $a_4$. $a_1 = 1+ sin(\frac{\pi (1)}{2}) = 2$ $a_2 = 1+ sin(\frac{\pi 2}{2}) = 1$ $a_3 = 1+ sin(\frac{\pi 3}{2}) = 0$ $a_4 = 1+ sin(\frac{\pi 4}{2}) = 1$
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