請問這函數的critical point該怎麼找?
圖片參考:http://img696.imageshack.us/img696/786/jiui.jpg
參考看看吧!!
圖片參考:http://i580.photobucket.com/albums/ss244/linch_1/p...
http://i580.photobucket.com/albums/ss244/linch_1/p...