Answer
$y^{2}$+8y+16
Work Step by Step
(y+4)(y+4)=(y)(y)+(y)(4)+(4)(y)+(4)(4) FOIL method
$y^{2}$+4y+4y+16=$y^{2}$+8y+16
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 6 - Section 6.4 - Factoring Trinomials of the Form ax2+bx+c by Grouping - Exercise Set - Page 441: 53
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