Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 11 - 11.1 - Sequences and Series - 11.1 Exercises - Page 777: 10


$a_1=2$ $a_2=0$ $a_3=2$ $a_4=0$ $a_5=2$

Work Step by Step

$a_n=1-(-1)^n$ $a_1=1-(-1)^1=1-(-1)=1+1=2$ $a_2=1-(-1)^2=1-1=0$ $a_3=1-(-1)^3=1-(-1)=1+1=2$ $a_4=1-(-1)^4=1-1=0$ $a_5=1-(-1)^5=1-(-1)=1+1=2$
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