Answer
$26$
Work Step by Step
When $x=3$:
$x^{2}+5x+2$
$=(3)^{2}+5(3)+2$
$=(3\times3)+15+2$
$=9+17$
$=26$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 10 - Section 10.2 - Integrated Review - Operations on Polynomials - Page 712: 12
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