Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 6 - Cumulative Review - Page 265: 21


$$6x^2 - 11xy +15y^2 .$$

Work Step by Step

By distributing the negative sign and combining the similar terms, we get $$3x^2 - 4xy +5y^2 - (-3x^2) + (-7xy) + 10y^2\\ =6x^2 - 11xy +15y^2 .$$
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.