高中数学代数与函数一其他练习题123
题目内容

实数 http://picflow.koolearn.com/upload/papers/20140824/20140824002347616266.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824002347631310.png满足条件 http://picflow.koolearn.com/upload/papers/20140824/20140824002347647943.png,则目标函数 http://picflow.koolearn.com/upload/papers/20140824/20140824002347662546.png的最大值为(  )

2021-07-20

A.10

B.12

C.14

D.15

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