Answer
$8x^5-40x^3+3x^2-15$
Work Step by Step
$$(8x^3+3)(x^2-5)$$ $$=(8x^3\times x^2)+(8x^3\times (-5))+(3\times x^2)+(3\times (-5))$$ $$=8x^5-40x^3+3x^2-15$$
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: 29
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