#### Answer

$25x^2+30xy+9y^2$

#### Work Step by Step

$(5x + 3y)^2=(5x + 3y)(5x + 3y)$
$=25x^2+15xy+15xy+9y^2=25x^2+30xy+9y^2$

Published by
Pearson

ISBN 10:
0-13446-914-3

ISBN 13:
978-0-13446-914-0

$25x^2+30xy+9y^2$

$(5x + 3y)^2=(5x + 3y)(5x + 3y)$
$=25x^2+15xy+15xy+9y^2=25x^2+30xy+9y^2$

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