Answer
$-8x^5-10x^2$
Work Step by Step
Use the distributive property to obtain:
$=-2x^2(4x^3)+(-2x^2)(5)
\\=-8x^5+(-10x^2)
\\=-8x^5-10x^2$
College Algebra (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0321979478
ISBN 13:
978-0-32197-947-6
Chapter R - Section R.4 - Polynomials - R.4 Assess Your Understanding - Page 48: 45
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