Answer
$x^2+16x+64$.
Work Step by Step
The given expression is
$=(x+8)^2$
Use formula $(a+b)^2=a^2+2ab+b^2$.
We have $a=x$ and $b=8$.
$=(x)^2+2(x)(8)+(8)^2$
Simplify.
$=x^2+16x+64$
Hence, the product is $x^2+16x+64$.
Big Ideas Math - Algebra 1, A Common Core Curriculum
by Larson, Ron; Boswell, Laurie
Published by
Big Ideas Learning LLC
ISBN 10:
978-1-60840-838-2
ISBN 13:
978-1-60840-838-2
Chapter 7 - Polynomial Equations and Factoring - 7.3 - Special Products of Polynomials - Exercises - Page 375: 3
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