how to factorize
3m^2-mn-2n^2
Please list the step.thx
3m^2-mn-2n^2
2013-03-25 4:08 am
回答 (3)
2013-03-28 8:52 pm
3m^2-mn-2n^2
=(m-n)(3m+2n)
=(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)
m -n
------------
-3mn+2mn=-mnSo w=(3m+2n)(m-n)
收錄日期: 2021-04-16 15:41:35
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20130324000051KK00286