Answer
$16m^2+24m+9$
Work Step by Step
Using $(a+b)^2=a^2+2ab+b^2$ or the square of a binomial, the product of the given expression, $
(4m+3)^2
,$ is
\begin{array}{l}\require{cancel}
(4m)^2+2(4m)(3)+(3)^2
\\\\=
16m^2+24m+9
.\end{array}
Intermediate Algebra (12th Edition)
by Lial, Margaret L.; Hornsby, John; McGinnis, Terry
Published by
Pearson
ISBN 10:
0321969359
ISBN 13:
978-0-32196-935-4
Chapter 4 - Review Exercises - Page 318: 61
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