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 - 11.1 Quadratic Equations - 11.1 Exercise Set - Page 706: 6


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 $(x+5)^{2}$
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