1 . 若
,
满足约束条件
,则
的最小值为___________ .
![](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/144a644e074e4c2275166c286c6fee93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89a1b9ede2f13c7aebce20945105e18.png)
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名校
2 . 若点
在不等式
表示的平面区域内,则实数
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4157726dc056734b4e611f26f4e22c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdca678b01c5532f4ebaa4b94c601c74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2021-12-10更新
|
165次组卷
|
2卷引用:河南省濮阳市第一高级中学2021-2022学年高二上学期期中质量检测数学(文)试题
3 . 已知实数
满足
,目标函数
的最大值是
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
________ ,
的最小值是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9c8da40c18ac8f6e27daedbb97b09b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/772357011589b25c2872084bf9c44c50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
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4 . 设实数
满足条件
,则
的最大值是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b811ce908ba143f7ea2f40122919cf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c63d780e493c309b46219fa06bc3c571.png)
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2017-06-18更新
|
200次组卷
|
2卷引用:贵州省凯里市第一中学2016-2017学年高二下学期自主学习效果检测数学(文)试题
解题方法
5 . 已知
为坐标原点,点
的坐标为
,点
的坐标
满足
,则
的概率为_________.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d0924ff22fff9f5639feb0ceeece80d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ffbca194ac467f226654cbd444a1813.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4ebf104fd58f4c2bd55c6b76adc981c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/998739b15c3a3c17ba7c1bd0728c5e3e.png)
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2016-12-04更新
|
277次组卷
|
2卷引用:2015-2016学年河北冀州中学高二上第三次月考理科数学卷