Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 2 - Review Exercises - Page 233: 21


Domain: $x$ is a real number such that $-5\leq x\leq5$

Work Step by Step

The value inside the radical must be greater or equal to $0$: $25-x^2\geq0$ $-x^2\geq-25$ $x^2\leq25$ $-5\leq x\leq5$
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.