Answer
(x - 7)(x + 1)
Work Step by Step
$(x - 3)^{2}$ - 16 = $x^{2}$ - 6x + 9 - 16 = $x^{2}$ - 6x - 7
= (x - 7)(x + 1)
Check by multiplying factors with FOIL:
x(x) + x(1) - 7(x) - 7(1)
= $x^{2}$ + x - 7x - 7
= $x^{2}$ - 6x - 7
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 5 - Review - Page 331: 112
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