作者查詢 / wayn2008
作者 wayn2008 在 PTT [ Math ] 看板的留言(推文), 共2331則
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1F→: y=m(x+4)-1 必過點(-4,-1) 畫圖判斷11/02 11:43
1F→: 少給角COD = 60度01/04 20:24
1F→: 最後應該是 -3吧10/08 19:36
1F→: 賣出一艘 25*0.9 - 40*0.1 = 18.5 "再"賣出一艘10/07 00:51
2F→: 25*0.7 - 40*0.3 = 5.510/07 00:52
3F→: "再次"賣出一艘 25*0.2 - 40*0.8 = -2710/07 00:53
4F→: 因此 賣一艘 18.5 賣兩艘 18.5+5.510/07 00:53
5F→: 賣三艘 18.5+5.5-27 比大小即可10/07 00:53
1F→: 湊 -x+2 + x-209/29 11:46
3F→: y= 6x -36 + 108/x 6x+108/x用算幾不等式07/29 02:06
2F→: https://goo.gl/SQtnj801/20 21:25
9F→: 這種題目只會在FB出現吧 蠻無聊的~12/08 12:32
11F→: 建議去youtube搜尋影片看~11/16 12:27