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( xy 3 )( 4x 2y
( xy 3 )( 4x 2y pictures 5
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( xy 3 )( 4x 2y
4x 3 4x 2y xy 2 x
4x 3 y 3 4x 2y xy 2
4x 3 4x 2y xy 2 9x
4x 2y 3 xy 4 2
7 xy )+ 4x 2y 3
4x 2y 3 xy 6
xy u003d- 3 4x 2y 2
(- xy 3 )( 4x 2y
