Answer
$x^2+4x-32$.
Work Step by Step
The given expression is
$=(x-4)(x+8)$
Use the FOIL method.
$=x(x)+x(8)-4(x)-4(8)$
Multiply.
$=x^2+8x-4x-32$
Combine like terms.
$=x^2+4x-32$
Hence, the product is $x^2+4x-32$.
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 - 7.2 - Multiplying Polynomials - Exercises - Page 369: 24
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