Answer
1
Work Step by Step
To make the expression,
$m^2-2m$
a perfect square trinomial, we would have to add half of the coefficient of the b term squared to the expression.
($\frac{1}{2}\cdot -2)^2=(-1)^2=1$
$m^2+2m+1$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
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 - Page 763: 8
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