Answer
$$-40x^3y^4.$$
Work Step by Step
By removing the parentheses and adding the exponents of the like terms, we get
$$ (-5xy^2)(8x^3y^2)=-5(8)x^3y^4=-40x^3y^4.$$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 8 - Cumulative Review - Page 318: 11
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