Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 11 - Section 11.1 - Sequences - Exercise Set - Page 639: 13

Answer

$7, 9, 11, 13, 15$

Work Step by Step

Let's evaluate $a_1, a_2, a_3, a_4, $and $a_5$ by plugging in $1, 2, 3, 4, $ and $5$ for each $n$. $a_1 = 2(1) + 5 = 2 + 5 = 7$ $a_2 = 2(2) + 5 = 4 + 5 = 9$ $a_3 = 2(3) + 5 = 6 + 5 = 11$ $a_4 = 2(4) + 5 = 8 + 5 = 13$ $a_5 = 2(5) + 5 = 10 + 5 = 15$
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