名校
解题方法
1 . 已知函数
的定义域内R,则实数m的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8246808ce1d2280d86901c53dd453e6e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-06-08更新
|
539次组卷
|
3卷引用:重庆市重庆市长寿区重庆市长寿川维中学校2023-2024学年高二下学期5月月考数学试题
2 . 一排有
个座位,如果每个座位只能坐
人,现安排四人就座,恰有两个空位相邻的不同坐法有__________ 种
用数字作答
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3304e23f3b0f9569c4140ca89b6498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd995178601c2ad7b40f973d268c7bb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
您最近一年使用:0次
2024-03-07更新
|
1430次组卷
|
4卷引用:重庆市重庆市长寿区重庆市长寿川维中学校2023-2024学年高二下学期5月月考数学试题
重庆市重庆市长寿区重庆市长寿川维中学校2023-2024学年高二下学期5月月考数学试题山东省青岛市2023-2024学年高二上学期期末学业水平检测数学试题(已下线)专题05选择性必修三+选择性必修四期末考点汇总(12题型)-1(已下线)专题02 计数原理-2
解题方法
3 . 已知函数
的定义域为
,部分对应值如下表,
为
的导函数,函数
的图象如下图所示.若实数
满足
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79bbc8d2c4afbc186717a75e1fcfa5d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/090a91e4f3c8930674f98a9fa527709b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851c68ef2e0703706f3b528daa902eb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21a1b87339af8116594a8ccf23c47eb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![]() | ![]() | ![]() | ![]() |
![]() | ![]() | ![]() | ![]() |
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/1/7ebccdc0-943f-4dd2-b4c8-7f902a49b6e8.png?resizew=165)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
4 . 如图,在四棱锥
中,底面
是矩形,且
,
,
平面
,
、
分别是线段
、
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/1/8a7462c6-c92d-4ed5-a22b-ddd652e46b9b.png?resizew=168)
(1)证明:
;
(2)求直线
与平面
所成角的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc11331a7b2d2619b40ee6d34c3bd620.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96127e45e2dd2494fccb1c0905951f0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/1/8a7462c6-c92d-4ed5-a22b-ddd652e46b9b.png?resizew=168)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d603566c74b1d5de510a2e8f7859010.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc5adb5eb60ae4435a12d93854066298.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0901e2f5cefe6468cbbcaa332287d63.png)
您最近一年使用:0次
解题方法
5 . 如图,是棱长为4的正方体
,点
在正方体的内部且满足
,则
到面
的距离为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9a0c3a4e61b97fa9bc58f3179fc2958.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbb32b414d7cb9c5734f893a1ce5140f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec8945feca26a1960e7414511524beed.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/1/a7e106fb-9f8c-45f4-8852-cf84733226f0.png?resizew=171)
您最近一年使用:0次
解题方法
6 . 已知点
,
是椭圆
:
的左右焦点,且椭圆
的短轴长为
,离心率为
.
(1)求椭圆
的方程;
(2)若直线
过点
且斜率为2,与椭圆
交于
两点,求线段
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/827ccf0c04aa941ba20d5f4c6068b46b.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
您最近一年使用:0次
7 . 已知双曲线
的左焦点为
,则左焦点
到双曲线的渐近线的距离为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05ee700ae61a7ca6dd3881ed05ea34d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
您最近一年使用:0次
8 . 已知空间四点
,
,
,
,且
,则满足条件点
的坐标是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19429ee78889eaee22f2658adb457c7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d8a7cca7a833f1febf5cf35be1b609.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59a7371ca3d9861da3971ba85af71b54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3c2b45d52dd293ed6db34b91925f214.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8a14895e4d42943e5a87ba078dd8268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
9 . 已知椭圆标准方程为
,则此椭圆的短轴长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3160d5fcc82f49cfd08ff7c0fe8cb31e.png)
A.6 | B.3 | C.8 | D.5 |
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10 . 已知直线l的倾斜角为
,且过点
,
(1)求直线l的直线方程;
(2)若以原点为圆心的圆C恰好与直线l相切,求圆C的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd4c5016bd1fc6582078299b9cf8b392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db7cb5891cc7c859eda6e73c17a99a63.png)
(1)求直线l的直线方程;
(2)若以原点为圆心的圆C恰好与直线l相切,求圆C的方程.
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