2021高三·全国·专题练习
1 . 设
,则
的最小值是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/089c3ad5d93fae9c65f319571bd2f073.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17675312de04aea5863e335cab6fd372.png)
您最近一年使用:0次
2 . 已知直线
的极坐标方程为
,
为极点,点
在直线
上,线段
上的点
满足
,则点
的轨迹的极坐标方程为_______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36ef48f49822d0eabac3bcf416946338.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fa8e35f8c1731c9563bab260380170e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
您最近一年使用:0次
2019-07-12更新
|
854次组卷
|
2卷引用:福建省泉州市普通高中2018-2019学年高二下学期期末数学试题
3 . 已知双曲线
,过点
,且倾斜角为
的直线交双曲线于
,
,
是线段
的中点,则点
的坐标是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1beb6812158ca2a3082bd13ca07578f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4754fbe523ca63eba3810a3f88f37df3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9cb8e6ff801523b0304576cd69fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4a949c00526fddf435423272cf10f25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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名校
4 . 已知点
,若圆
上存在点
,使得线段
的中点也在圆
上,则
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5da20eaa1640cbbc18747ce2369fc218.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79382ba44ba669b5d43fdd5427adf16c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2018-05-30更新
|
1347次组卷
|
4卷引用:【全国省级联考】湖北省2017-2018学年高二下学期期末阶段摸底调研联合考试数学(文)试题
【全国省级联考】湖北省2017-2018学年高二下学期期末阶段摸底调研联合考试数学(文)试题【全国百强校】黑龙江省哈尔滨市第六中学2018-2019学年高二4月月考数学(文)试题(已下线)【南昌新东方】江西省南昌市新建一中2020-2021学年高二上学期11月期中数学(理)试题23(已下线)2.4 圆与方程