Answer
$8xy^{2}+2x^{3}+3x^{2}-3$
Work Step by Step
We are given the expression $(-3+4x^{2}+7xy^{2})+(2x^{3}-x^{2}+xy^{2})$. We can combine like terms to simplify.
$(7xy^{2}+xy^{2})+2x^{3}+(4x^{2}-x^{2})-3=8xy^{2}+2x^{3}+3x^{2}-3$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 5 - Section 5.3 - Polynomials and Polynomial Functions - Exercise Set - Page 280: 73
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