Answer
$7x^5-14x^3+5x^2-10$
Work Step by Step
$$(7x^3+5)(x^2-2)$$ $$(7x^3\times x^2)+(7x^3\times (-2))+(5\times x^2)+(5\times (-2))$$ $$7x^5-14x^3+5x^2-10$$
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter P - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.4 - Page 61: 30
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