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: 59


$\lim\limits_{\Delta x\to 0}\dfrac{2(x+\Delta x)-2x}{\Delta x}=2.$

Work Step by Step

$\lim\limits_{\Delta x\to 0}\dfrac{2(x+\Delta x)-2x}{\Delta x}=\lim\limits_{\Delta x\to 0}\dfrac{2\Delta x}{\Delta x}=\lim\limits_{\Delta x\to 0}2=2.$
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