1 . 设约束条件
组成的集合为
,对于
里任意点
都在斜率为2的两条平行线之间,则这两条平行线间的距离的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b50b22304f4d53240fdc5fddf73365dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cffa35373ec4e4684107b42adb7a5161.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cffa35373ec4e4684107b42adb7a5161.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0203b006524305c3d8ee0b6c34cd872b.png)
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2 . 在
的可行域内任取一点
,则满足
的概率是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec68eea312c4122c5944eeb45f8465c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82a79a33a83a7ba57a34b5093d1d1d02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5a0e7937cbbabfee5553d06367c9ce9.png)
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2018-04-29更新
|
379次组卷
|
2卷引用:【全国市级联考】山东省日照市2018届高三4月校际联合期中考试数学(文)试题
3 . 在平面直角坐标系
中,
,
,点
在圆
上,若
,则点
的横坐标的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f2beb91f10d2d8f2aa0dcc3f5cd1598.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58bf86bce1934cfa48f56fe375f43e03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a29c6c82e86c67e92680c2cd84d3ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d696641ec0e78b77db53ba16923cbef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22c1befe007aacac3340575b9ff75181.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
您最近一年使用:0次
2010·山东烟台·一模
解题方法
4 . 已知不等式组
,表示的平面区域的面积为4,点P(x,y)在所给平面区域内,则
的最大值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d171f05780cf9e163448e7d3df394557.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4489516aca67a6afe53fac2f1477f76.png)
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名校
5 . 给出以下四个结论:
①函数
的对称中心是
;
②若不等式
对任意的
都成立,则
;
③已知点
与点
在直线
两侧,则
;
④若函数
的图象向右平移
个单位后变为偶函数,则
的最小值是
,其中正确的结论是:_____________ .
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8611de4f1eec09729db2bb419ad58b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9ece5b11a5bd308571f6b1d1d93ad5d.png)
②若不等式
![](https://img.xkw.com/dksih/QBM/2017/2/10/1625065228320768/1625065228836864/STEM/edd42bfe76f94ca3b922d1cc4c80d12b.png?resizew=96)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9059219044592024f63637984f86be30.png)
③已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d14a293d5fd243bf6aa6145be381e0c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74c2ff207ba485fffab61b502cd6ef91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/962b58f6e56b0bdd3d356b016a16760b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/162cea4aedb6a6d96e465bdeec2c8093.png)
④若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3015a7cc7c386391b9cc8daf86856d65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e396a92bdef1f1c85e4a2cbaec59996c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a837165ca03f9e4ea8964979c95e3bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cdaf49f9611922348aa2784465da614.png)
您最近一年使用:0次
2017-02-16更新
|
515次组卷
|
3卷引用:2017届山东菏泽一中宏志部高三文上学期月考三数学试卷
6 . 下列命题:
①函数
在
上是减函数;
②点A(1,1)、B(2,7)在直线
两侧;
③数列
为递减的等差数列,
,设数列
的前n项和为
,则当
时,
取得最大值;
④定义运算
,则函数
的图象在点
处的切线方程是![](https://img.xkw.com/dksih/QBM/2016/3/21/1572546773278720/1572546779586560/STEM/3e899c3cc1ef4f1f9d2d6ce30b504e67.png)
其中正确命题的序号是_________(把所有正确命题的序号都写上).
①函数
![](https://img.xkw.com/dksih/QBM/2016/3/21/1572546773278720/1572546779586560/STEM/463730c1b4254030bcd15b070bde8c5e.png)
![](https://img.xkw.com/dksih/QBM/2016/3/21/1572546773278720/1572546779586560/STEM/1158bf22a3204569aa4c40751684eba7.png)
②点A(1,1)、B(2,7)在直线
![](https://img.xkw.com/dksih/QBM/2016/3/21/1572546773278720/1572546779586560/STEM/d8aab941aedf43258f842ffdf483445e.png)
③数列
![](https://img.xkw.com/dksih/QBM/2016/3/21/1572546773278720/1572546779586560/STEM/58e5445af668401c9999d5e568e48b01.png)
![](https://img.xkw.com/dksih/QBM/2016/3/21/1572546773278720/1572546779586560/STEM/b4cc3577472f459db6a50cb96f3e1846.png)
![](https://img.xkw.com/dksih/QBM/2016/3/21/1572546773278720/1572546779586560/STEM/58e5445af668401c9999d5e568e48b01.png)
![](https://img.xkw.com/dksih/QBM/2016/3/21/1572546773278720/1572546779586560/STEM/7cdb22eee4ea466f9485b26fb037aa7d.png)
![](https://img.xkw.com/dksih/QBM/2016/3/21/1572546773278720/1572546779586560/STEM/9ef02a483f604015947dcfa278c835f2.png)
![](https://img.xkw.com/dksih/QBM/2016/3/21/1572546773278720/1572546779586560/STEM/7cdb22eee4ea466f9485b26fb037aa7d.png)
④定义运算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fa514fa66a1319768167fb631dfb410.png)
![](https://img.xkw.com/dksih/QBM/2016/3/21/1572546773278720/1572546779586560/STEM/d1e5e9efc46f4c95a68e3fe5cc7c1c8c.png)
![](https://img.xkw.com/dksih/QBM/2016/3/21/1572546773278720/1572546779586560/STEM/0ba93eaf2cac4f92b16d6807ff1cc6e3.png)
![](https://img.xkw.com/dksih/QBM/2016/3/21/1572546773278720/1572546779586560/STEM/3e899c3cc1ef4f1f9d2d6ce30b504e67.png)
其中正确命题的序号是_________(把所有正确命题的序号都写上).
您最近一年使用:0次
7 . 设方程
的各实根为
.若点
均在直线
的同侧,则实数
的取值范围是_________ .
![](https://img.xkw.com/dksih/QBM/2015/3/25/1572029303799808/1572029309624320/STEM/d1008bb23e29469f868c030ded680285.png?resizew=96)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74be2ae7dc29fdf6bdfde0d6c9a79404.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0adff5b2d9a07fbcf678012a8eda9d57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2011·广东汕头·一模
8 . 已知实数
满足不等式组
,则
的最大值为 .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db1d99f961e97a8cafb332eb0366c2d3.png)
![](https://img.xkw.com/dksih/QBM/2012/6/20/1570895025635328/1570895030648832/STEM/b10caef97c0e4759b97c036ffd356525.png)
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2010·北京海淀·一模
9 . 在平面直角坐标系中,点集![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b95fdc88a5aba64f8ecceb9de249f548.png)
则:
(i)点集
所表示的区域的面积为________ ;
(ii)点集
所表示的区域的面积为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b95fdc88a5aba64f8ecceb9de249f548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6bf497258d3b1a77a8fad25f0c406b7.png)
(i)点集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83f083a0cda1563626143587539731c4.png)
(ii)点集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc8a772be79462963e8160f43ff6cbba.png)
您最近一年使用:0次
2016-11-30更新
|
870次组卷
|
5卷引用:烟台市中英文学校2010高三一模考试理科数学试题
(已下线)烟台市中英文学校2010高三一模考试理科数学试题(已下线)2010年北京市海淀区高三一模理科试题(已下线)2012届全国大纲版高三高考压轴卷理科数学试卷2015届北京市156中学高三上学期期中考试理科数学试卷北京名校2023届高三一轮总复习 第7章 解析几何 7.11 直线与圆锥曲线的位置关系(1)
11-12高三上·山东济宁·阶段练习
10 . 若
,则实数m的取值范
围是_____________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b77d7ff44f0fb952d101eccc839c85c.png)
围是
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