恆等式與因式分解急!
回答 (4)
✔ 最佳答案
不如你出條恆等式與因式分解比我地睇
講埋你唔明d咩 ^_^
答甚麼????????
2011-12-04 13:30:35 補充:
It's difficult to teach you here,
you'd better look for books about these.
If you have any Qs you don't know,
you may ask them here.
收錄日期: 2021-04-13 18:23:06
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