Algebra and Trigonometry 10th Edition

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

Chapter 1 - P.S. Problem Solving - Page 157: 7a


m+n=0 and mn=9

Work Step by Step

$(x+m)(x+n)=x^2+mx+nx+mn=x^2+(m+n)x+mn$ $=x^2+9$ Hence m+n=0 and mn=9
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.