Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)

Published by Pearson
ISBN 10: 0-32193-104-1
ISBN 13: 978-0-32193-104-7

Chapter 1 - Functions and Their Graphs - Chapter Review - Review Exercises - Page 114: 31

Answer

See graph. intercept(s) $(0,-4),(\pm4,0)$. domain $(-\infty,\infty)$, range $[-4,\infty)$.

Work Step by Step

Step 1. To obtain the graph of $y=|x|-4$ from $y=|x|$, shift the curve 4 units down. See graph. Step 2. We can identify the intercept(s) $(0,-4),(\pm4,0)$. Step 3. We can find the domain $(-\infty,\infty)$, range $[-4,\infty)$.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.