Calculus 10th Edition

Published by Brooks Cole
ISBN 10: 1-28505-709-0
ISBN 13: 978-1-28505-709-5

Chapter 1 - Limits and Their Properties - 1.3 Exercises - Page 68: 64

Answer

$\lim\limits_{x\to0}\dfrac{3(1-\cos{x})}{x}=3.$

Work Step by Step

Using Theorem $1.9$: $\lim\limits_{x\to0}\dfrac{3(1-\cos{x})}{x}=3\lim\limits_{x\to0}\dfrac{1-\cos{x}}{x}=3(0)=0.$
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