已知变量x、y满足线性约束条件
.
(1)求
的最小值;
(2)若目标函数
仅在点
处取得最小值,求k的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed057a615a21b73e643d5d964c2a6538.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe9952a80fdcf501455d86ca152c5e96.png)
(2)若目标函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58f7c52fcd82f01c58b6ead8323a2762.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b094cba781181aeb90752170e9ba6c94.png)
更新时间:2021-10-24 21:04:47
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【知识点】 根据最优解或最值求参数解读
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较易
(0.85)
解题方法
【推荐2】已知实数
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