x^2-4y^2 7x-14y
———— ÷ ————
-3y+8x 32x-12y
我唔識係只係步驟,唔好淨係寫答案
收錄日期: 2021-04-25 18:30:01
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061015000051KK05045