1
answer
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43
Problem
10 Dec 2021
Problem 43
Page 639
Section: Exercise
Chapter A: Intervals, Inequalities, and Absolute Values
Single Variable Calculus: Early Transcendentals
4th Edition, 2018
Stewart
ISBN: 9781337687805
1
answer
215
views
43
Problem
Textbook ExpertVerified Tutor
10 Dec 2021
Given information
We have an equation to prove ;
As we know that " absolute value of any number can take two values positive and negative of that number" , i.e, 
.
Step-by-step explanation
Step 1.
By, above mentioned result ,
or 
.
Similarly,
and
Now following four cases are arises: