My Math Forum Polynomial Question - Nobody Can Figure it Out

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 October 21st, 2008, 06:43 PM #1 Newbie   Joined: Oct 2008 Posts: 1 Thanks: 0 Polynomial Question - Nobody Can Figure it Out Write 4(x^2) - 9(y^2) +4(x^3) + 6(x^2)(y) as a product of two non-constant polynomials with integral coefficients. This is just a simple problem that has stumped nearly everyone in my class. Can anyone help us out? Thanks. DISREGARD. IT WAS FIGURED OUT.
 October 22nd, 2008, 12:01 AM #2 Global Moderator   Joined: Dec 2006 Posts: 20,472 Thanks: 2039 $4x^2\,-\,9y^2\,+\,4x^3\,+\,6x^2y\,=\,(2x\,-\,3y)(2x\,+\,3y)\,+\,2x^2(2x\,+\,3y)\,=\,(2x^2\,+\ ,2x\,-\,3y)(2x\,+\,3y)$

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