Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 10 - Review - Page 727: 30



Work Step by Step

Use the FOIL method. $(7a+1)^2=(7a+1)(7a+1)=49a^2+7a+7a+1=49a^2+14a+1$
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.