Answer
-15$x^{5}$$y^{5}$
Work Step by Step
(5$x^{2}$y)(-3$x^{3}$$y^{4}$) = (5)(-3)($x^{2}$$x^{3}$)(y*$y^{4}$) = -15$x^{2 + 3}$$y^{1 + 4}$ = -15$x^{5}$$y^{5}$
College Algebra (11th Edition)
by Lial, Margaret L.; Hornsby John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
0321671791
ISBN 13:
978-0-32167-179-0
Chapter R - Section R.3 - Polynomials - R.3 Exercises - Page 28: 9
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