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x3y2 + 7x2y3 + 7xy - 2 + x2y3 + 8x3y2 - 3xy - 7 =

9x3y2 + 8x2y3 + 4xy - 9 =

xy ( 9x2y + 8xy2 + 4) - 9 =

xy ( xy(9x + 8y) + 4) - 9 .

This is still messy, but it's simpler than the octonomial in the question,

and we can't see any more that can be done with it.

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โˆ™ 2011-07-13 19:47:52
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Q: How do you simplify x3y2 plus 7x2y3 plus 7xy-2 plus x2y3 plus 8x3y2-3xy-7?
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