[問題]求解幾題向量的題目
有一些題目想請大家算一下
能解幾題算幾題,感謝!
http://imgur.com/BPCKj.jpg

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04/15 23:25, , 1F
04/15 23:25, 1F
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04/16 00:20, , 2F
04/16 00:20, 2F
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04/16 00:20, , 3F
04/16 00:20, 3F
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04/16 00:21, , 4F
04/16 00:21, 4F
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04/16 00:21, , 5F
04/16 00:21, 5F
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04/16 00:22, , 6F
04/16 00:22, 6F
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04/16 00:23, , 7F
04/16 00:23, 7F
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04/16 00:24, , 8F
04/16 00:24, 8F
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04/16 00:24, , 9F
04/16 00:24, 9F
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04/16 00:24, , 10F
04/16 00:24, 10F
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04/16 00:26, , 11F
04/16 00:26, 11F
推
04/16 09:54, , 12F
04/16 09:54, 12F