1 . 已知双曲线
的左、右焦点分别为
,点
为双曲线上一点,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b2314c080963fd0c9212593124b6177.png)
(1)求双曲线
的标准方程;
(2)已知直线
与双曲线
交于
两点,且
,其中
为坐标原点,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8ce1534a372db7666711443631c4ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b2314c080963fd0c9212593124b6177.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2928c016cfbe88a72b8022371d24c329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc7d47c633e2e92a2031e4d4562bd331.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2024-02-04更新
|
509次组卷
|
3卷引用:重庆市渝中区巴蜀中学校2023-2024学年高二上学期期末数学试题
重庆市渝中区巴蜀中学校2023-2024学年高二上学期期末数学试题重庆市巴蜀中学校2023-2024学年高二上学期期末考试数学试题(已下线)3.2.2 双曲线的简单几何性质【第三练】“上好三节课,做好三套题“高中数学素养晋级之路
2 . 已知
的前
项和为
,且满足
.
(1)求
的通项公式;
(2)若数列
满足:
,且
,求数列
的前
项和.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba79a343a3f9a1e8f3594150bc55a409.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)若数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59dd6c97d2ee3e74ba5730f1cbcc1d43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c32c411cc2dd5cc1892c7ce1664c220.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52c9237cb0b4acc568d4afb12997186.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次
2024-01-31更新
|
606次组卷
|
2卷引用:重庆市渝中区巴蜀中学校2023-2024学年高二上学期期末数学试题
3 . 已知数列
为等差数列,
的前
项和为
.
(1)求数列
的通项公式;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71a2df2c37d2f8dcdfd42af8c3d50606.png)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43c8c2d17624dca14c2a6fcc229965d9.png)
您最近一年使用:0次
2024-01-18更新
|
374次组卷
|
2卷引用:重庆市渝中区巴蜀中学校2023-2024学年高二上学期期末数学试题
名校
解题方法
4 . 如图1所示,
为等腰直角三角形,
分别为
中点,将
沿直线
翻折,使得
,如图2所示.
(1)求证:平面
平面
;
(2)求平面
与平面
夹角的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a305db42ca2851c5065dd3556083b1a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e675a92cad72c65aa4071b9d9e226090.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ff39c7aa648afd1080206c8080ff79e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/869c343a4b0c14a89ed8e688cfe6f7e4.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/31/dfafd27d-c1b0-4498-a3f0-378e9a26b99c.png?resizew=322)
(1)求证:平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4a46fbde58e12b1edc038ae9e921722.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/369eb8ad56da7dc1cdb7c43762be4bee.png)
(2)求平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a09d9d486b7f91ba933210dd013a7f2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6261790c66cc71ee3898afabad0c09f4.png)
您最近一年使用:0次
2024-01-16更新
|
750次组卷
|
4卷引用:重庆市渝中区巴蜀中学校2023-2024学年高二上学期期末数学试题
名校
5 . 已知曲线
,
(1)求曲线在点
处的切线方程;
(2)求过点
且与曲线相切的直线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea09d37b495330c0fc9f50af0c46d7df.png)
(1)求曲线在点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3c9708ef0dc6d6f5dcf6596d3e4f6e5.png)
(2)求过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/605fea273416057141ff32d3f4a7ad3e.png)
您最近一年使用:0次
2024-01-16更新
|
3010次组卷
|
9卷引用:重庆市渝中区巴蜀中学校2023-2024学年高二上学期期末数学试题
重庆市渝中区巴蜀中学校2023-2024学年高二上学期期末数学试题重庆市巴蜀中学校2023-2024学年高二上学期期末考试数学试题(已下线)5.2.1+5.2.2+5.2.3导数运算 第二练 强化考点训练(已下线)第五章 导数及其应用 单元复习提升(4大易错与4大拓展)-2023-2024学年高二数学单元速记·巧练(沪教版2020选择性必修第二册)(已下线)2.2 导数的概念及其几何意义(分层练习)-2023-2024学年高二数学同步精品课堂(北师大版2019选择性必修第二册)山东省滕州市第五中学2023-2024学年高二下学期第一次月考数学试题辽宁省沈阳二中2023-2024学年高二下学期第一次阶段测试数学试题(已下线)专题04导数期末10种常考题型归类【好题汇编】-备战2023-2024学年高二数学下学期期末真题分类汇编(人教B版2019选择性必修第三册)(已下线)【人教A版(2019)】高一下学期期末模拟测试A卷
名校
解题方法
6 . 已知椭圆
的离心率为
,上顶点
.
(1)求椭圆
的标准方程;
(2)
为坐标原点,
,点
是椭圆
上的动点,过
作直线
分别交椭圆
于另外
三点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6265f5256804ccaff618cf8c0675eb8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0adc439eabb8acf3806ac8af85f0410.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d7fae066efa772e21142aef5f764018.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/660121fc2cb1cafd455af6afeea6761b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0b5edc50b90f15727d05ff59e34da87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/461850d7e3c0bd2ad242567ed5234f7c.png)
您最近一年使用:0次
2024-01-16更新
|
762次组卷
|
5卷引用:重庆市渝中区巴蜀中学校2023-2024学年高二上学期期末数学试题
名校
7 . 如图,在多面体
中,平面
平面
,四边形
为菱形,
,底面
为直角梯形,
,
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/8/f7d26fb2-cac4-46ed-962b-abfac9c5e998.png?resizew=166)
(1)证明:
;
(2)在
上是否存在点
,使得平面
与平面
夹角的余弦值为
,若存在,求出
的值;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9165d9bfbb0f0d19eb482c2a4c1b29b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cf9a6db3571fa57bfa2d5e4d44c51b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b32c05247f6998d7a70d31d13be4148c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b32c05247f6998d7a70d31d13be4148c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f8c595bc64da14b0f78019c54da608d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10df84d553a8826a7ce9bff4bf0d95b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/080db3af81b29ed10144a1c2e2a4fb8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52d46a90cc593b469de74f4dbbec56b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efc6e4b936d7a800e839a30c3839574d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/8/f7d26fb2-cac4-46ed-962b-abfac9c5e998.png?resizew=166)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c252a0fe067d434a2b5aeac011b9914.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2319a01218514917e446dfc807a625ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f35614aff055b98b76ca262f64e629d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca67a5b8f69507c8b80379e86f90a8ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85fce39ef6db254d91d5a147b95da23a.png)
您最近一年使用:0次
2023-11-15更新
|
298次组卷
|
3卷引用:重庆市巴蜀中学校2023-2024学年高二上学期10月月考数学试题
名校
解题方法
8 . 如图1,菱形
中
,动点
在边
上(不含端点),且存在实数
使
,沿
将
向上折起得到
,使得平面
平面
,如图2所示.
(1)若
,设三棱锥
和四棱锥
的体积分别为
,求
;
(2)当点
的位置变化时,平面
与平面
的夹角(锐角)的余弦值是否为定值,若是,求出该余弦值,若不是,说明理由;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e918b70b02a73685e3c536c7f380e2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad056c25c0fdcbcc765eb5cbc6093f2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea77ba313fcc751481ac1ca214df3fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47d6ecf91c009c100a2adc1eab48d3bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c105d6ba18fbb0581fb982175e2eac9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91b51d3992644d37dc71c9b5a97d515c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f020ca4ad44801691235958e253907d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae27598851148e664c4af461f539356e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/7/ebc0d9ea-cfa1-4c32-828a-feb4d3ad0f30.png?resizew=342)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90d23f34a0d1095678f4532f2a7f4c05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08a9ec3b527947cad9caa4537e0cb7e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/901a2782695f963fe55a1aeaacb927c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f46bd37096f7014e00fd079823b6c3c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f737b04ce09bc7e1ed86dc9b3c85203b.png)
(2)当点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdb64b597234df6eab4f92cf010c87fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5395f1811518a917a30e5949c4c8fc57.png)
您最近一年使用:0次
2023-10-18更新
|
149次组卷
|
2卷引用:重庆市第二十九中学2023-2024学年高二上学期10月月考数学试题
名校
解题方法
9 . 如图,四棱柱
为平行六面体,
为
的中点.
(1)若点
满足
,求证:
四点共面;
(2)若
为正方体,求直线
平面
所成角的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/7/3119f3de-5e6a-44db-83b7-8d3080e4bd44.png?resizew=177)
(1)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7115ad722348fd88428fe9febf7f2442.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a328378487c776ac0fe6482ac4309c9f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fed2f706801662432b68797e72647c6e.png)
您最近一年使用:0次
名校
解题方法
10 . 已知三棱锥
中,平面
平面
,
.
(1)若
,求
与平面
所成角的正切值;
(2)当二面角
最小时,求三棱锥
体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78a3fd5284e160896f07ce367645fd04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15ba2b2354c1427e9f0f5cb8df4114b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a916d31a199e250556fb7478d9f57f7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/1/01fc211c-a4f0-49e4-b260-c90e7e686a16.png?resizew=191)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1be86349e06431647f8e359d9bd07700.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
(2)当二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47d294d69caac577339f11f477b2047e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
您最近一年使用:0次