3m^2-mn-2n^2

2013-03-25 4:08 am
how to factorize

3m^2-mn-2n^2

Please list the step.thx

回答 (3)

2013-03-29 7:43 am
3m^2-mn-2n^2
=(m-n)(3m+2n)
其實你可以用formula 01 (fx-50FH) 去計
參考: me
2013-03-28 8:52 pm
3m^2-mn-2n^2
=(m-n)(3m+2n)
2013-03-25 4:59 am
w=3m^2-mn-2n^23m ...2n
m -n
------------
-3mn+2mn=-mnSo w=(3m+2n)(m-n)


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