Answer
Answer: complete the square.
Work Step by Step
$x^{2}+10x$
$=x^{2}+2(x)(5)$
Perfect square formula: $(x+a)^{2}=x^{2}+2ax+a^{2}$
Adding $5^{2}$ is completing the square of $(x+5)^{2}$
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
Published by
Pearson
ISBN 10:
0-32184-874-8
ISBN 13:
978-0-32184-874-1
Chapter 11 - Quadratic Functions and Equations - 11.1 Quadratic Equations - 11.1 Exercise Set - Page 706: 6
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter 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.
