已知实数x,y满足约束条件
,则
最大值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a31bad9226e7467ff2b1fe98d72118ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c079aab98d000d8d1074d1e2139ebc7f.png)
更新时间:2020-03-12 00:57:50
|
相似题推荐
填空题-单空题
|
容易
(0.94)
解题方法
【推荐1】设直角坐标平面上两个区域为
,
,记
与
的公共部分面积为
.当
时,则
的表达式为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da7b4d2af45f4af001a08d49d1161ee2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c6d5db1f2427972e79de8f6eee18082.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2709ca478fb15ea08e8aa55328eae8e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23865ee52040331dee23621b4a15c244.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2709ca478fb15ea08e8aa55328eae8e6.png)
您最近一年使用:0次
填空题-单空题
|
容易
(0.94)
解题方法
【推荐2】若直线
与不等式组
表示的平面区域有公共点,则实数
的取值范围是_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/816d1f63b737faba12ab856d7e5dc885.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14bf96f88e2a7cc94f250aba234d8077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
填空题-单空题
|
容易
(0.94)
解题方法
【推荐1】若
满足约束条件
,则
的最大值是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6288025721ebf067ef47088ccca3a94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4489516aca67a6afe53fac2f1477f76.png)
您最近一年使用:0次
填空题-单空题
|
容易
(0.94)
【推荐2】已知实数
,
满足
则目标函数
的最大值为____________ .
![](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/6d9e0a683b61567396aa126ce670cada.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a311167ece8f398964da7e13c3a8a278.png)
您最近一年使用:0次