Answer
$5x^2-25$
Work Step by Step
Shaded area = Larger figure - smaller figure
Larger figure
$= (3x+5) \times (3x-5)$
$= 9x^2-25$
Smaller figure
$= 2x \times 2x$
$=4x^2$
$(9x^2-25)-(4x^2)$
$=5x^2-25$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 5 - Section 5.6 - Special Products - Exercise Set - Page 389: 96
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter 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.
