題目在此
http://www.flickr.com/photos/28781280@N06/2700361142/
數學概率問題1條
2008-07-25 6:18 pm
回答 (1)
2008-07-25 9:24 pm
✔ 最佳答案
a) y=8-xb) x/18 = 1/2
x = 9
y = 9
收錄日期: 2021-04-15 17:11:50
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080725000051KK00606