Calculus: Early Transcendentals 9th Edition

Published by Cengage Learning
ISBN 10: 1337613924
ISBN 13: 978-1-33761-392-7

Chapter 11 - Section 11.1 - Sequences - 11.1 Exercises - Page 736: 29

Answer

Convergent to $2$.

Work Step by Step

$a_{n}=\frac{4n^{2}-3n}{2n^{2}+1}$ Dividing numerator and denominator by $n^{2}$, we have $a_{n}=\frac{4-\frac{3}{n}}{2+\frac{1}{n^{2}}}$ $\lim\limits_{n \to \infty}a_{n}=\lim\limits_{n \to \infty}\left(\frac{4-\frac{3}{n}}{2+\frac{1}{n^{2}}}\right)=\frac{4-0}{2+0}=2$ The sequence converges to $2$.
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