close
標題:
1 trigonometry question
發問:
I have found that cos^2+cosx - 2=0 Solve 2sinx tanx = 1-cosx Please show steps!!
最佳解答:
Please see the following: 圖片參考:http://img408.imageshack.us/img408/1919/99884150.png 2010-05-27 20:43:09 補充: http://img408.imageshack.us/img408/1919/99884150.png 2010-05-27 20:43:40 補充: where n is an integer
其他解答:
此文章來自奇摩知識+如有不便請留言告知
文章標籤
全站熱搜
留言列表