高中数学代数与函数一其他练习题107
题目内容

变量 http://picflow.koolearn.com/upload/papers/20140823/20140823231652480403.png满足约束条件 http://picflow.koolearn.com/upload/papers/20140823/201408232316524961124.png,则目标函数 http://picflow.koolearn.com/upload/papers/20140823/20140823231652527528.png的取值范围是(  )

2021-07-19

A.http://picflow.koolearn.com/upload/papers/20140823/20140823231652543608.png

B.http://picflow.koolearn.com/upload/papers/20140823/20140823231652558567.png

C.http://picflow.koolearn.com/upload/papers/20140823/20140823231652590404.png

D.http://picflow.koolearn.com/upload/papers/20140823/20140823231652605611.png

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