名校
解题方法
1 . 直线
与圆
相交于P,Q两点.若
,则实数k的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6767830cc1811f0f4ea5a008fdc7e723.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/331a133d2fff3d6e402f25143167fba9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b79590c73f58faaab736835f1dc0443.png)
A.![]() | B.![]() |
C.[-1,1] | D.[-![]() |
您最近一年使用:0次
2023-07-06更新
|
837次组卷
|
14卷引用:2015-2016学年福建省南安一中高二下期初考试文科数学试卷
2015-2016学年福建省南安一中高二下期初考试文科数学试卷2016-2017学年福建福州外国语高一上期末模拟数学试卷【全国百强校】福建师范大学附属中学2019届高三上学期期中考试数学(文)试题人教A版(2019) 选择性必修第一册 必杀技 第二章 直线与圆的方程 素养检测苏教版(2019) 选修第一册 必杀技 第二章 素养检测四川省师范大学附属中学2022-2023学年高二上学期期中考试理科数学试题第2章 解析几何初步 单元测试卷江苏省宿迁市泗洪县新星中学2023-2024学年高二文化班上学期暑期第一次检测数学试题(已下线)2.2 直线与圆的位置关系(10大题型)-【题型分类归纳】2023-2024学年高二数学同步讲与练(苏教版2019选择性必修第一册)(已下线)第2章 圆与方程章末题型归纳总结(2)吉林省四校联考2023-2024学年高二上学期10月月考数学试题吉林省长春市十一高中等四校联考2023-2024学年高二上学期第一次月考数学试题(已下线)2.5.1 直线与圆的位置关系 精练(10大题型)-【题型分类归纳】2023-2024学年高二数学同步讲与练(人教A版2019选择性必修第一册)(已下线)专题2.2 直线与圆的位置关系(2个考点十二大题型)(4)
2 . 如图,长方体
中,
,
,
是
中点,
是
中点.
![](https://img.xkw.com/dksih/QBM/2016/6/7/1572708543799296/1572708550017024/STEM/868ab7ae149d4674a169e808803ace64.png)
(Ⅰ)求证:
;
(Ⅱ)求证:平面
⊥平面
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8456cee87c4e22351affc28f3a73a0f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af0e44cb429eea46e7ee4320147192b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f144992e1cbee34868abce1e5ad38c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56f7ba05c54b3de1f4378f7c8eb58328.png)
![](https://img.xkw.com/dksih/QBM/2016/6/7/1572708543799296/1572708550017024/STEM/868ab7ae149d4674a169e808803ace64.png)
(Ⅰ)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aebe1feb012fa6b4b84657dea033a4.png)
(Ⅱ)求证:平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4042e36f20ccd3c1f02c864230e8a277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b2095691cd6e3e50722061cbc0bb648.png)
您最近一年使用:0次
3 . 四棱锥
中,侧棱
,底面
是直角梯形,
,且
,
是
的中点.
![](https://img.xkw.com/dksih/QBM/2016/6/7/1572708543799296/1572708550098944/STEM/bf4cbd5428724fbc818b755827741594.png)
(Ⅰ)求异面直线
与
所成的角;
(Ⅱ)线段
上是否存在一点
,使得
?若存在,求出
的值;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6153163fecdf3f410411048428ccaef5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/377890137b32fe2ddba89a294ecefad2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a642692b7aa9ca1fcdfa8571ffd748a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81cae988892b08b67b45153704b2ae2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://img.xkw.com/dksih/QBM/2016/6/7/1572708543799296/1572708550098944/STEM/bf4cbd5428724fbc818b755827741594.png)
(Ⅰ)求异面直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
(Ⅱ)线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f245b976825701fad5a04944a2682396.png)
![](https://img.xkw.com/dksih/QBM/2016/6/7/1572708543799296/1572708550098944/STEM/4f1c5a15dc1442a39979fe1ec9ca270c.png)
您最近一年使用:0次
4 . 圆
与圆
的公切线有且仅有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf4f9b7ae389cb0bfe65cb32cad51095.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86170893a0b1363bbbddd8a355f820a4.png)
A.1条 | B.2条 | C.3条 | D.4条 |
您最近一年使用:0次
2016-12-04更新
|
381次组卷
|
2卷引用:2015-2016学年福建省南安一中高一上学期期末考试数学试卷