Calculus: Early Transcendentals 8th Edition

Published by Cengage Learning
ISBN 10: 1285741552
ISBN 13: 978-1-28574-155-0

Chapter 11 - Section 11.1 - Sequences - 11.1 Exercises: 16

Answer

$$a_n = 2 + 3n.$$

Work Step by Step

Our first term is $a_1 = 5$. Each term is three more than the subsequent term, so we have a summand of $3n.$ Since $a_1 = 5$, we must have $$a_n = 2 + 3n.$$
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