名校
解题方法
1 . 过双曲线
的左焦点
作圆
的切线,切点为
,直线
交直线
于点
.若
,则双曲线
的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a2cfa22139b3e9c9a73500e1ba19f52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e4be819fc47b2aa19ab2022b3dfeb6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a477603f3f88c3b48352b6130f9ad5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5073552dadf6b05b65dabb17aef220a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3a36a98bea677dd30b758403a95c4d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-03-21更新
|
1714次组卷
|
4卷引用:【人教A版(2019)】高一下学期期末模拟测试A卷
(已下线)【人教A版(2019)】高一下学期期末模拟测试A卷2024届天津市十二区县重点学校一模模拟考试数学试卷(已下线)第1题 双曲线的离心率问题(5月)(压轴小题)广西南宁市第二中学2023-2024学年高二下学期期中考试数学试卷
名校
2 . 如图所示,在棱长为2的正方体
中,直线
平面
,
是
的中点,
是线段
上的动点,则直线
与侧面
的交点
的轨迹长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/1/7752d76d-733d-459e-a1bd-489f9be06f39.png?resizew=159)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f904c1eed0804b9347c206ea167f1aa9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44d62609bb140bd146e9a83e27627c2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fc725182c2fd1413319fea35b95c7dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91f3956f008cc29ca4bae44a087d5427.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ebb05874eb3353d754af24c9974273e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/1/7752d76d-733d-459e-a1bd-489f9be06f39.png?resizew=159)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
3 . 已知椭圆
的左、右焦点分别为
和
,点
在椭圆上且在
轴的上方
若线段
的中点
在以原点
为圆心,
为半径的圆上,则
的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb4717d7fa6d522090c5e949f650bd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8e55590555905eb4f57889bbd16e39a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e1d0f65817ba32a732040518f41440.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fb26d84907c923278ac4626a9d58947.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd8b3616d8d33f54ddac1c485a95a7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74ca2c6b692d86f0b2abc4b9ab32ba31.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
4 . 若
是函数
的一个零点,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83c20f960eb0a90dd17e669244ff5e50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff49a05331e84872c0a1e8709d23455b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c30a9f93bd40684daf8c8c4cd9815d47.png)
A.5 | B.4 | C.3 | D.2 |
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2024-03-13更新
|
805次组卷
|
5卷引用:江苏省苏州市2024届高三上学期学业质量阳光指标调研数学试题
江苏省苏州市2024届高三上学期学业质量阳光指标调研数学试题(已下线)考点11 倍(半)角公式及其应用 --2024届高考数学考点总动员【练】2024届高三新高考改革数学适应性练习(4)(九省联考题型)湖南省湘潭市湘潭县第一中学2024届高三下学期2月月考数学试题广东省2024届高三新改革数学适应性训练六(九省联考题型)
5 . 对于数列
,定义
为数列
的“加权和”.设数列
的“加权和”
,记数列
的前
项和为
,若
对任意的
恒成立,则实数
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8194a2e9efd919a7eb8e2c897657b0a.png)
![](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/93408cf0ab121f0ae9b648159d7aefff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d148b06049672b1fdc5df6c5ef59fd0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edbb0cfb0e5d5b41fdf2bf6787e425c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37a59558292ad6b3d0978bfd7484990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-03-13更新
|
1308次组卷
|
8卷引用:【人教A版(2019)】高一下学期期末模拟测试A卷
(已下线)【人教A版(2019)】高一下学期期末模拟测试A卷2024年河南省普通高中毕业班高考适应性测试数学试题四川省成都市玉林中学2023-2024学年高二下学期3月诊断性评价数学试题(已下线)【讲】 专题6 与数列有关的不等式恒成立问题(已下线)【练】专题10 数列与其它知识的交汇问题(已下线)【讲】 专题3 数列范围(最值)问题(已下线)压轴题05数列压轴题15题型汇总-3黑龙江省大庆市实验中学实验二部2023-2024学年高三下学期得分训练数学试卷(二)
解题方法
6 . 已知长方体
,
,
,
是
的中点,点P满足
,其中
,
,且
平面
,则动点P的轨迹所形成的轨迹长度是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27db558e8db4c957654c8e5cecd2d2dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e55a2310cbba5e050488cd9296eb195d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0a851907ada2ac2c3c4880a6736d28a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c743039491ffc5e2d68b5f4c3d40be44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71fb8d854ac68ca91842a13ed483a3fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec8e0345f2bf3115297a91d99f98698d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17e5e2ba78a5b1dd0f39bb65d2a0a0f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fae7f4612c548b1f72a964ddb291cd2e.png)
A.3 | B.![]() | C.![]() | D.2 |
您最近一年使用:0次
7 . 已知
为双曲线
左支上一点,
,
分别为双曲线的左、右焦点,
为
的内心
若
,则点
到焦点
的距离是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dad0c75ce33673ec4c425896e8619e4.png)
![](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/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33d776753746914c2410a3946c357f35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e1d0f65817ba32a732040518f41440.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b83acbb87d7bd2f558b4e737ed5c2dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
8 . 当
时,函数
在
上的零点的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65cc52aacc31a21a443c8de0374b24f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29f7aaddab82e30701ae603267cc89a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed6d804ef44bfc64f824b0ccef71765e.png)
A.4 | B.3 | C.2 | D.1 |
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解题方法
9 . 已函数
,若对于定义域内任意一个自变量
都有
,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef7cea92214e87be2367207d2467fcbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebadf71a3c73c1d82ae821018a7f67c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.0 | B.![]() | C.1 | D.2 |
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|
203次组卷
|
2卷引用:浙江省临平萧山学校2023-2024学年高一上学期期末数学试题
10 . 已知四面体
,
是边长为6的正三角形,
,二面角
的大小为
,则四面体
的外接球的表面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/104be1b6811f391ac9b397b0a2be3e1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35c079889aea502b5783046f78728eb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/732250efe9c8c0cbca127fb2ed2a4bf9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-03-07更新
|
887次组卷
|
6卷引用:浙江省杭州市2023-2024学年高三上学期期末数学试题
浙江省杭州市2023-2024学年高三上学期期末数学试题(已下线)浙江省绍兴市上虞区2022-2023学年高一下学期期末质量调研卷数学试题(已下线)专题04 立体几何初步-期期末真题分类汇编(人教A版2019必修第二册)(已下线)专题2 球组合体 补体性质 练(已下线)高一下学期期中复习选择题压轴题十七大题型专练(2)-举一反三系列(人教A版2019必修第二册)(已下线)专题突破:立体几何外接球的常见模型-同步题型分类归纳讲与练(人教A版2019必修第二册)