Answer
$(4x+3)(2x+3)$.
Work Step by Step
The given trinomial is
$=8x^2+18x+9$
Rewrite the middle term $18x$ as $6x$ and $12x$.
$=8x^2+6x+12x+9$
Factor out common terms.
$=2x(4x+3)+3(4x+3)$
Factor out $(4x+3)$.
$=(4x+3)(2x+3)$.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 8 - Polynomials and Factoring - 8-7 Factoring Special Cases - Practice and Problem-Solving Exercises - Page 528: 63
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