Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 11 - Section 11.1 - Solving Quadratic Equations by Completing the Square - Vocabulary and Readiness Check: 9

Answer

$49$

Work Step by Step

To make the expression, $y^2-14y$ a perfect square trinomial, we would have to add half of the coefficient of the b term squared to the expression. ($\frac{1}{2}\cdot -14)^2=(-7)^2=49$ $y^2-14y+49$
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