高中数学代数与函数一其他练习题104
题目内容

设变量 http://picflow.koolearn.com/upload/papers/20140823/20140823143612115230.gif满足约束条件 http://picflow.koolearn.com/upload/papers/20140823/20140823143612146742.gif,则目标函数 http://picflow.koolearn.com/upload/papers/20140823/20140823143612209129.gif=2 http://picflow.koolearn.com/upload/papers/20140823/20140823143612271187.gif+4 http://picflow.koolearn.com/upload/papers/20140823/20140823143612287193.gif的最大值为(  )

2021-07-16

A.10

B.12

C.13

D.14

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