Re: [問題] 今年指考數乙 非選第二題
借標題問
數乙非選第二題
看似簡單的線性規劃
不知道是不是暗藏陷阱?
是說箱子有2.5箱或是3.6箱這樣的情形嗎?
我重新看了一下題目 發現他並沒有說x,y是整數
所以第一小題是不是要再加"x,y屬於Z"?
然後我可行解區域用格子點表示
還是我想太多了?
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◆ From: 218.167.96.27
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07/02 17:04, , 1F
07/02 17:04, 1F
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07/02 17:05, , 2F
07/02 17:05, 2F
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07/02 17:05, , 3F
07/02 17:05, 3F
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07/02 17:05, , 4F
07/02 17:05, 4F
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07/02 17:06, , 5F
07/02 17:06, 5F
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07/02 17:06, , 6F
07/02 17:06, 6F
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07/02 17:06, , 7F
07/02 17:06, 7F
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07/02 17:07, , 8F
07/02 17:07, 8F
我只是想知道我可行解區域用"格子點"表示對不對Q__Q
※ 編輯: bellea93105 來自: 218.167.96.27 (07/02 17:09)
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07/02 17:09, , 9F
07/02 17:09, 9F
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07/02 17:09, , 10F
07/02 17:09, 10F
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07/02 17:10, , 11F
07/02 17:10, 11F
不用設X,Y沒錯 但題目沒有說屬於Z
※ 編輯: bellea93105 來自: 218.167.96.27 (07/02 17:12)
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07/02 17:14, , 12F
07/02 17:14, 12F
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07/02 17:15, , 13F
07/02 17:15, 13F
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07/02 17:17, , 14F
07/02 17:17, 14F
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07/02 17:23, , 15F
07/02 17:23, 15F
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07/02 17:23, , 16F
07/02 17:23, 16F
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07/02 17:23, , 17F
07/02 17:23, 17F
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07/02 17:24, , 18F
07/02 17:24, 18F
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07/02 17:26, , 19F
07/02 17:26, 19F
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07/02 17:26, , 20F
07/02 17:26, 20F
我覺得寫屬於Z比較好的原因是
上面兩個條件已經有寫 x大於等於零 y大於等於零 了
推
07/02 17:26, , 21F
07/02 17:26, 21F
※ 編輯: bellea93105 來自: 218.167.96.27 (07/02 17:28)
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07/02 17:27, , 22F
07/02 17:27, 22F
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07/02 17:28, , 23F
07/02 17:28, 23F
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07/02 17:37, , 24F
07/02 17:37, 24F
所以我應該對囉Q__Q?
※ 編輯: bellea93105 來自: 218.167.96.27 (07/02 17:41)
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07/02 17:41, , 25F
07/02 17:41, 25F
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07/02 17:42, , 27F
07/02 17:42, 27F
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07/02 17:42, , 28F
07/02 17:42, 28F
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07/02 17:43, , 29F
07/02 17:43, 29F
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07/02 17:43, , 30F
07/02 17:43, 30F
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07/02 17:47, , 31F
07/02 17:47, 31F
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07/02 17:51, , 32F
07/02 17:51, 32F
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07/02 17:52, , 33F
07/02 17:52, 33F
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07/02 17:52, , 34F
07/02 17:52, 34F
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07/02 17:56, , 35F
07/02 17:56, 35F
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07/02 17:56, , 36F
07/02 17:56, 36F
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07/02 17:56, , 37F
07/02 17:56, 37F
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07/02 17:57, , 38F
07/02 17:57, 38F
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07/02 18:00, , 39F
07/02 18:00, 39F
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07/02 18:03, , 40F
07/02 18:03, 40F
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07/02 18:05, , 41F
07/02 18:05, 41F
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07/02 18:05, , 42F
07/02 18:05, 42F
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07/02 18:05, , 43F
07/02 18:05, 43F
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07/02 18:06, , 44F
07/02 18:06, 44F
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07/02 18:08, , 45F
07/02 18:08, 45F
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07/02 18:09, , 46F
07/02 18:09, 46F
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07/02 18:12, , 47F
07/02 18:12, 47F
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08/08 19:21, , 48F
08/08 19:21, 48F
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09/11 12:50, , 49F
09/11 12:50, 49F