Answer
(x+3)$^2$
Work Step by Step
x$^2$+6x+9
The two numbers 3 and 3 have a product of 9 and a sum of 6.
So the polynomial factors as
(x+3)(x+3)
=(x+3)$^2$.
Intermediate Algebra: Connecting Concepts through Application
by Clark, Mark; Anfinson, Cynthia
Published by
Brooks Cole
ISBN 10:
0-53449-636-9
ISBN 13:
978-0-53449-636-4
Chapter 3 - Exponents, Polynomials and Functions - Chapter Review Exercises - Page 288: 48
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