Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 5 - Section 5.3 - Polynomials and Polynomial Functions - Exercise Set: 33

Answer

$6x^{2}-xy+16y^{2}$

Work Step by Step

We are given the polynomial $7x^{2}-2xy+5y^{2}-x^{2}+xy+11y^{2}$. We can simplify by combining like terms. $(7x^{2}-x^{2})+(-2xy+xy)+(5y^{2}+11y^{2})=6x^{2}-xy+16y^{2}$
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