Answer
See Fig. 3 for the solution.
Work Step by Step
The factored form of $x^2+5x+4$ is found by reading the
length $(x+4)$ and the width $(x+1)$ of the rectangle as shown in Fig. 3.
$x^2+5x+4$ = $(x+1)(x+4)$
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 - Group Activity - Page 469: 3
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