我想問問 展開&因x分解 2者有咩唔同~~~
3a+3b=3(a+b)
3(a+b)=3a+3b
邊個係展開?邊個係因x分解?
收錄日期: 2021-04-23 21:12:02
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070412000051KK03684