Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Section P.4 - Polynomials - Exercise Set: 41

Answer

$x^2+4x+4$

Work Step by Step

RECALL: $(a+b)^2=a^2+2ab+b^2$ Use the formula above with $a=x$ and $b=2$ to obtain: $=x^2+2(x)(2) + 2^2 \\=x^2+4x+4$
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