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设x,y满足约束条件 http://picflow.koolearn.com/upload/papers/20140823/201408232038026111263.png若目标函数 http://picflow.koolearn.com/upload/papers/20140823/20140823203802627604.png(a>0,b>0)的最大值为12,则 http://picflow.koolearn.com/upload/papers/20140823/20140823203802642557.png的最小值为

发布时间:2021-07-19

A.http://picflow.koolearn.com/upload/papers/20140823/20140823203802673382.png

B.http://picflow.koolearn.com/upload/papers/20140823/20140823203802689470.png

C.http://picflow.koolearn.com/upload/papers/20140823/20140823203802705342.png

D.4

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