a-maths!!!!

2007-12-16 6:16 am
Given that p=cosA+sinA and q=cosA-sinA,
(i)express p/q in terms of tanA.

回答 (1)

2007-12-16 6:32 am
✔ 最佳答案
Solution:

圖片參考:http://hk.geocities.com/stevieg_1023/tanA.gif


收錄日期: 2021-04-23 20:36:35
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071215000051KK04321

檢視 Wayback Machine 備份