名校
解题方法
1 . 已知
,
是椭圆和双曲线的公共焦点,P,Q是它们的两个公共点,且P,Q关于原点对称,
若椭圆的离心率为
,双曲线的离心率为
,则
的最小值是( )
![](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/3c4289a63509633aa108ee2a40cf3533.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d33558881906c228c262ff8024dcfc4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a33a99190a8fd29c36d5a002e3197cc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d837fa23d427f48a88b142be810472af.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-03-10更新
|
1704次组卷
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4卷引用:四川省成都市教育科学研究院附属中学2023-2024学年高二下学期3月月考数学试题
名校
2 . 已知函数
的图象在
处的切线经过点
.
(1)求
的值及函数
的单调区间;
(2)若关于
的不等式
在区间
上恒成立,求正实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7062dd43b1ee27e360d595f99bc0924e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b11fb7a7299354642cfd8e8bb3eed5ca.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/956959dd665129e06c52ebe85bfa4e1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d6243e93c41978871cb23d8e66148d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
2024-03-09更新
|
1704次组卷
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6卷引用:四川省成都市成实外教育集团2024届高三联考数学文科试题(二)
名校
解题方法
3 . 已知双曲线
的左、右焦点分别为
,过
向圆
作一条切线
与渐近线分别交于点
,当
时,双曲线的离心率是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ec7fa23be9cbe9a50607ea6bc8a4ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e4be819fc47b2aa19ab2022b3dfeb6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c659b7149d309280913c6239e03dab07.png)
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2024-03-09更新
|
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3卷引用:四川省成都市成实外教育集团2024届高三联考数学文科试题(二)
解题方法
4 . 已知函数
.
(1)若
恒成立,求实数
的值;
(2)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2230568818911397d7b151dda758fc58.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ade2a39015ce080f68a6e3e2992b1d16.png)
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5 . 已知函数
,若
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf3cdf145419cd01a90c00914995b0b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c85a5c64020ab803d2641f9cfc1c750.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/723e6760842cde017f2090ed68b48b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdf113ea2f62467ed5f64646cc4d39ec.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-03-07更新
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1417次组卷
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8卷引用:四川省成都市石室中学2023-2024学年高三下学期二诊模拟考试文科数学试题(A)
四川省成都市石室中学2023-2024学年高三下学期二诊模拟考试文科数学试题(A)四川省成都市石室中学2023-2024学年高三下学期二诊模拟考试理科数学试题(A)(已下线)第六章:导数章末重点题型复习(3)(已下线)高二下学期期中复习选择题压轴题十五大题型专练-2023-2024学年高二数学举一反三系列(人教A版2019选择性必修第三册)浙江省海宁市第一中学2023-2024学年高二下学期3月阶段测试数学试题广东省中山市桂山中学2023-2024学年高二下学期第一次段考检测数学试题四川省绵阳南山中学2024届高三下学期4月绵阳三诊热身考试文科数学试题四川省绵阳市三台县2023-2024学年高二下学期期中教学质量调研测试数学试题
6 . 已知抛物线
的焦点为点
,过点
的直线
交抛物线于点
,
两点,交抛物线的准线于点
,且
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96724b211bf3e56d588bd430aa3f2894.png)
______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc58c62444bf42a25289c45425a00f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e7cc856113c8aa98247b9bcf5c12edd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c8103f611e57899b22eb167ea31d79f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96724b211bf3e56d588bd430aa3f2894.png)
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2024-03-06更新
|
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4卷引用:四川省成都市教育科学研究院附属中学2023-2024学年高二下学期3月月考数学试题
四川省成都市教育科学研究院附属中学2023-2024学年高二下学期3月月考数学试题湖北省云学名校联盟2023-2024学年高二下学期3月联考数学试卷湖北省荆州开发区高级中学2023-2024学年高二下学期3月月考数学试题(已下线)专题7 圆锥曲线与定比分点法【练】(压轴小题大全)
名校
解题方法
7 . 已知
,若存在实数
,当
时,满足
,则
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4d9d38275aa90b1455cad0886c1306a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ea3e46723ceec6070add0f6cede158.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe45ccb5ede3eb19706a6b58f98b3ec8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32cf24c351d5a52930cf33d772a819f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60efb139f7e9d9dd7e3811a5086a6619.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-03-04更新
|
847次组卷
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5卷引用:四川省成都市郫都区2024届高三上学期阶段检测(三)理科数学试卷
四川省成都市郫都区2024届高三上学期阶段检测(三)理科数学试卷四川省成都市郫都区2024届高三上学期阶段检测(三)文科数学试卷(已下线)第五章综合 第三练 方法提升应用(已下线)高三数学考前冲刺押题模拟卷01(2024新题型)吉林省长春外国语学校2023-2024学年高二下学期4月月考数学试卷
8 . 若函数
对任意的
都有
成立,则
与
的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9322dd8f56b5f8d2c667fdf0d4a9f9aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37531d6f4447f23ec71a858efcd71e08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1df25824709b0b9677214722c063a0aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ba43dee60e8a38d0c3b09f2aee17da5.png)
A.![]() | B.![]() |
C.![]() | D.无法比较大小 |
您最近一年使用:0次
名校
解题方法
9 . 已知函数
.
(1)若
,求
的最小值;
(2)若
有2个零点
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c4dd7357230a52383b96faddbcc5575.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/914b2ebd049a99ede5c4158c8c499efc.png)
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2024-02-29更新
|
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3卷引用:四川省成都外国语学校2024届高考模拟文科数学试题(三)
10 . 设抛物线
,过焦点
的直线与抛物线
交于点
、
.当直线
垂直于
轴时,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/29/4aa9e607-413f-4aea-bdbc-427ada0cd9a0.png?resizew=164)
(1)求抛物线
的标准方程.
(2)已知点
,直线
、
分别与抛物线
交于点
、
.
①求证:直线
过定点;
②求
与
面积之和的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/544fc1ddf9f59d08c9feb5df9b4080d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c663466d641b5fdfef1e529d6c330ecf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/166afeb61d5a80366a8ae29c912cd644.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08e39fda3cda5ddc03b085413f2030aa.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/29/4aa9e607-413f-4aea-bdbc-427ada0cd9a0.png?resizew=164)
(1)求抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96499747e4aea990f4b878eea8d73ab7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cdba1337ec85fa9722cb4b320a82ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
①求证:直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
②求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2205cffebf8c4d5f81d15ed7b85c8936.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/177678001b2ccde1db8f57fa5e017002.png)
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1068次组卷
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4卷引用:四川省成都市成华区嘉祥外国语高级中学高2023-2024学年高二下学期3月月考数学试题