Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 5 - Section 5.6 - Integrated Review - Exponents and Operations on Polynomials - Page 391: 29

Answer

$7x^2+4y^2-10xy$

Work Step by Step

$7x^2-6xy+4(y^2-xy)=7x^2-6xy+4y^2-4xy=7x^2+4y^2-10xy$
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