1 . 若实数
,
满足约束条件
则目标函数
的最大值是__________ .
![](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/8ce809d0398b2f1c5d27d98dfba57631.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4e6432c4298302f8b7da4869761adc7.png)
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2 . 若实数
满足约束条件
,则
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/565baa1f6ca1dca86d21f507ef790e5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aba3f06a47c86b096f284cde5270594.png)
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3 . 已知实数
满足约束条件
,则
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/513bf47e29d6377e4092de2b95ba4c69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75407f5349719aba26f58213459793eb.png)
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4 . 已知实数
满足
,则
的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d79ec9f5e286e476c7537e35320b058.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67f58b9bb4868012cd0c20232329f4c3.png)
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2018-02-24更新
|
291次组卷
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2卷引用:湖南省郴州市一中2018届高三十二月月考文科数学试题
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5 . 设
,
满足约束条件
,则
的最大值是______ .
![](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/f922ad5f73dbd6a92d4e008182f9695b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75407f5349719aba26f58213459793eb.png)
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2018-02-09更新
|
261次组卷
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3卷引用:【校级联考】湖南省五市十校教研教改共同体2019届高三12月联考文科数学试题
6 . 不等式组
表示的平面区域与
表示的平面区域的公共部分面积为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0442c964fae07ce589bff5b4433b0fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7e76936d449cc5b9971fb846577bc03.png)
您最近一年使用:0次
7 . 设变量
满足约束条件
,则
的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e261bf982c19e61e6a9e187c924b2bf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d017c225a8d5e732f4f110ad778b477b.png)
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8 . 设
满足约束条件
,则
的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e6dc93e7b35bb25cb028be52bd73c95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75407f5349719aba26f58213459793eb.png)
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9 . 已知平面上的单位向量
与
的起点均为坐标原点
,它们的夹角为
,平面区域
由所有满足
的点
组成,其中
,那么平面区域
的面积为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8315ec34019d719771152be2252106e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cf39ca3294f5520518dd4f1c0609876.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e60e9425a8db77c2b15dc60d7a9c07b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b21025f84a09d71415427feaa2f8ea20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
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10 . 已知实数
满足
则
的最小值是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54fb11c5d785997e994c628348068cda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f7c99486743e17633d086d868f0680c.png)
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2017-12-11更新
|
352次组卷
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4卷引用:湖南省长沙市长郡中学2018届高三第四次月考数学(文)试题