Calculus (3rd Edition)

Published by W. H. Freeman
ISBN 10: 1464125260
ISBN 13: 978-1-46412-526-3

Chapter 11 - Infinite Series - 11.3 Convergence of Series with Positive Terms - Preliminary Questions - Page 555: 1

Answer

(b)

Work Step by Step

If the partial sums $S_N$ are increasing, this implies that the sequence is $\{a_n\}$ is positive. So the right answer is (b).
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