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Mathematics 18 Online
OpenStudy (anonymous):

(4x^2 -6xy+y^2) + (-7x^2-6xy-y^2) + (x^2 +xy-7y^2) Add

OpenStudy (amistre64):

( 4x^2 -6xy + y^2) (-7x^2 -6xy - y^2) ( x^2 + xy -7y^2) -------------------

OpenStudy (amistre64):

-2x^2 -11xy -7y^2 if i see it right

OpenStudy (anonymous):

oh shi.. that one got me with the -6xy + 6xy my hhead saw

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