算式x分之3+9y-3xy+10+z的項的數目是
a.4
b.5
c.6
d.7
thx~
收錄日期: 2021-04-12 22:29:23
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070101000051KK03775