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作者 kh749 在 PTT [ tutor ] 看板的留言(推文), 共28則
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1F推:有...孟氏定理很好背06/24 03:31
4F→:有考慮"等於"的情形吧05/15 00:34
1F推:沒錯,不過那隻看不見的手很難解釋的清楚04/17 22:04
4F推:不會喔...高中生可是有學二項式分布和數學期望值的04/18 03:45
3F推:下面那個更猛04/17 17:21
7F推:看康熹版....證明那條直線中只有該切點在錐線上面03/15 21:22
8F→:跟林信安老師的證法大同小異03/15 21:22
6F推:的確有個行列式小delta,配合大delta(B^2-4AC)就可以判斷一切02/26 01:24
7F→:可是就是淪為背誦,所以實務上沒什麼人在用02/26 01:24
8F→:有興趣可以參考各版本教師手冊,或建弘"活用","簡明"兩套書02/26 01:26
2F推:如果你有離散數學,或是哲學邏輯相關的書更佳02/23 18:36
4F→:我學生說他還不知道....>.<02/17 00:32