Problem 16RQ

Explain how a proof by cases can be used to prove a result about absolute values, such as the fact that |xy|=|x||y| for all real numbers x and y.

Step-by-Step Solution:

Solution:Step 1:We have to proof by cases, such as the fact that|xy|=|x||y| for all real numbers x and y.

Step 2 of 3

###### Chapter 1.R, Problem 16RQ is Solved

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Step 3 of 3