Answer
$(x-3)(x-4)$
Work Step by Step
$-7x+12+x^2$
$x^2-7x+12$
Factors of 12: -1 and -12, -2 and -6, -3 and -4, 1 and 12, 2 and 6, 3 and 4
$x^2-7x+12$
$(x-3)(x-4)$
$x*x+x*-4+x*-3+(-3)(-4)$
$x^2-4x-3x+12$
$x^2-7x+12$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 6 - Section 6.3 - Factoring Trinomials of the Form ax2+bx+c - Exercise Set - Page 435: 24
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