noahborel97
noahborel97
12-09-2014
Mathematics
contestada
factor completely: 6m^2 - mn - 12n^2
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Аноним
Аноним
12-09-2014
[tex]6m^2-mn-12n^2=6m^2+8mn-9mn-12n^2\\\\=2m(3m+4n)-3n(3m+4n)=\boxed{(3m+4n)(2m-3n)}[/tex]
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