已知实数
,
满足
,则
的取值范围为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba8b6ee104c7f8012351a435f42a8448.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f7c99486743e17633d086d868f0680c.png)
更新时间:2020-03-19 20:55:22
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【知识点】 根据线性规划求最值或范围解读
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【推荐2】若x,y满足约束条件
,则
的最大值是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/126525d0af8a3d5c261d6f672407eb5c.png)
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