Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 3 - Exponents, Polynomials and Functions - Chapter Review Exercises - Page 287: 17



Work Step by Step

$(2x^{2}y+5xy-4y^{2})-(7xy+9y^{2})$ $=2x^{2}y+5xy-7xy-4y^{2}-9y^{2}$ $=2x^{2}y-2xy-13y^{2}$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.