College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter P - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.4 - Page 63: 115

Answer

Answer = 4

Work Step by Step

(x + 3)(x + 4) = $x^{2}$ + 3x + 4x + 12 = $x^{2}$ + 7x + 12
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