Answer
$(3x+1)^2$
Work Step by Step
$9x^2+6x+1$
$9x^2 =3x*3x$
$1 = 1*1$
$9x^2+6x+1=(3x)^2+2*3x*1+1*1$
$9x^2+6x+1=(3x+1)^2$
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 - Section 6.5 - Factoring by Special Products - Practice - Page 442: 2
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