唔該
我想知埋
個分母 點得出黎 ( 個分母 係 60x(x+1) ) ( 書有 )
點解係咁 唔該寫埋個steps 呀唔該
收錄日期: 2021-04-23 20:37:00
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20081225000051KK00435