Answer
$x^{2}+6x-16$
Work Step by Step
Using FOIL (First Outer Inner Last) method, we have
$(x+8)(x-2)=(x)(x)+(x)(-2)+(8)(x)+(8)(-2)$
$=x^{2}-2x+8x-16$
$=x^{2}+6x-16$
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 10 - Radical Functions and Equations - 10.3 - Solving Radical Equations - Exercises - Page 566: 84
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