Answer
$(x+3),(x-5),(x+5)$
Work Step by Step
Given: $x^3+3x^2-25x-75$
Take the common terms out.
$=(x+3)(x^2-25)$
Since, $a^2-b^2=(a-b)(a+b)$
This implies,
$(x+3)(x^2-25)=(x+3)(x^2-5^2)$
Hence, factors are:$(x+3),(x-5),(x+5)$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 5 - Test - Page 402: 18
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