Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 11 - Quadratic Functions and Equations - 11.3 Studying Solutions of Quadratic Equations - 11.3 Exercise Set - Page 718: 31

Answer

$x^{2}-6x+9=0$

Work Step by Step

$ x=3\qquad$...add $-3$ to both sides. $ x-3=0\qquad$....square both sides. $(x-3)^{2}=0\qquad$....simplify using the perfect square formula $(A\pm B)^{2}=A^{2}\pm 2AB+B^{2}$ $x^{2}-6x+9=0$
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.