Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 8 - Sections 8.1-8.3 - Integrated Review - Summary on Solving Quadratic Equations: 22


The solution set is: $\left\{-\sqrt{31}, \sqrt{31}\right\}$.

Work Step by Step

Add 31 to both sides: $x^2-31+31=0+31 \\x^2=31$ Get the square root of both sides: $x= \pm \sqrt{31}$
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.