Answer
$25x^2+10x+60xy+12y+36y^2+1$
Work Step by Step
$(5x + 1 + 6y)^2$
$=(5x + 1 + 6y)(5x + 1 + 6y)$
$=25x^2+5x+30xy+5x + 1 + 6y+30xy+6y+36y^2$
$=25x^2+10x+60xy+12y+36y^2+1$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Section P.4 - Polynomials - Exercise Set - Page 56: 82
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