高中数学代数与函数一其他练习题107
题目内容

http://picflow.koolearn.com/upload/papers/20140823/20140823230626904286.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823230626919313.png满足约束条件 http://picflow.koolearn.com/upload/papers/20140823/201408232306269351102.png,则 http://picflow.koolearn.com/upload/papers/20140823/20140823230626966533.png的最大值为(   )

2021-07-19

A.9

B.8

C.7

D.6

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