高中数学代数与函数一其他练习题110
题目内容

设变量 http://picflow.koolearn.com/upload/papers/20140824/20140824033831396405.png满足 http://picflow.koolearn.com/upload/papers/20140824/201408240338314281106.png则目标函数 http://picflow.koolearn.com/upload/papers/20140824/20140824033831443540.png的最小值为(   ) http://picflow.koolearn.com/upload/papers/20140824/201408240338314596057.png

2021-07-19

A.2

B.4

C.6

D.以上均不对

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