University Calculus: Early Transcendentals (3rd Edition)

Published by Pearson
ISBN 10: 0321999584
ISBN 13: 978-0-32199-958-0

Chapter 2 - Section 2.2 - Limit of a Function and Limit Laws - Exercises: 49

Answer

$\lim\limits_{x \to -\pi}\sqrt {x+4}cos(x+\pi) = \sqrt {4-\pi}$

Work Step by Step

$\lim\limits_{x \to -\pi}\sqrt (x+4)cos(x+\pi) = \lim\limits_{x \to -\pi}\sqrt (x+4) . \lim\limits_{x \to -\pi}cos(x+\pi) = \sqrt (-\pi + 4)(1) = \sqrt (-\pi + 4)$
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