Vectors 1條

2011-08-23 5:20 am

回答 (1)

2011-08-24 3:36 am
✔ 最佳答案
http://i1090.photobucket.com/albums/i376/Nelson_Yu/cp-1.jpg

圖片參考:http://i1090.photobucket.com/albums/i376/Nelson_Yu/cp-1.jpg


2011-08-23 19:38:00 補充:
|AP| = sqrt(-5k)
|BP| = sqrt(-2k)


收錄日期: 2021-04-23 23:24:35
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20110822000051KK01381

檢視 Wayback Machine 備份