Answer
$$x^{2}-2x-15$$
Work Step by Step
Distribute $x$ and $-5$, then add like terms:
$$(x-5)(x+3)=$$
$$x(x)+x(3)-5(x)-5(3)=$$
$$x^{2}+3x-5x-15=$$
$$x^{2}-2x-15.$$
Algebra 2 Common Core
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133186024
ISBN 13:
978-0-13318-602-4
Skills Handbook - Factoring and Operations with Polynomials - Exercises - Page 979: 5
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