23-24高一下·四川成都·开学考试
名校
解题方法
1 . 已知定义在
上的奇函数
满足
,且当
时,
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86d78dec1c1e00ec02d7bdaf76ef8901.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdcdce390913ba35a3c3d13af6ac335f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d401c3df7c96e6ce125a3ad3f1c1cf5c.png)
A.![]() | B.![]() ![]() |
C.![]() | D.函数![]() |
您最近一年使用:0次
解题方法
2 . 已知双曲线
的实轴长为2,且过点
.
(1)求双曲线C的方程;
(2)设双曲线C的左,右顶点分别为A,B,点P在双曲线C上,过点P作双曲线的切线l与圆
交于M,N两点(点M在点N的左侧),记AM,BN的斜率分别为
,
,证明:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5908d582367a25e01191cef175b27916.png)
(1)求双曲线C的方程;
(2)设双曲线C的左,右顶点分别为A,B,点P在双曲线C上,过点P作双曲线的切线l与圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e4be819fc47b2aa19ab2022b3dfeb6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b881044b5c73db6fcce110525741b02.png)
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名校
解题方法
3 . 如图抛物线
的顶点为
,焦点为
,准线为
,焦准距为
;抛物线
的顶点为
,焦点也为
,准线为
,焦准距为
.
和
交于
、
两点,分别过
、
作直线与两准线垂直,垂足分别为
,过
的直线与封闭曲线
交于
、
两点,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e70f280d062923a39c0c881aad5d429.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3113c748ec660388c3ae764f40a309f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e70f280d062923a39c0c881aad5d429.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3113c748ec660388c3ae764f40a309f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b553e73d33069e54eb7fa0b62ce60421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8d4ab45e8e8f0084d8d90a4c1233d86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
A.![]() | B.四边形![]() ![]() |
C.![]() | D.![]() ![]() |
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2024-03-13更新
|
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|
3卷引用:四川省雅安市天立教育集团2023-2024学年高二下学期开学考试数学试题
23-24高一下·四川成都·开学考试
名校
解题方法
4 . 已知函数
的定义域为
,若存在实数
,使得对于任意
都存在
满足
,则称函数
为“自均值函数”,其中
称为
的“自均值数”.
(1)判断函数
是否为“自均值函数”,并说明理由;
(2)若函数
,
为“自均值函数”,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37cb15d282a40c780c2b68287e47867e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c28e384ba050b238e11f7c74d3002aab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9f57537b1a7ca7e4eed38a922ac707a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/246de316aacce5e2a1b482840ff02f82.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebe5dd06b9ed45ad661ce1376283a21f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7dbb416ec1ff1984a724a4f48bf692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
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名校
5 . 已知函数
.
(1)讨论
的单调性;
(2)若方程
有两个不相等的根
,且
的导函数为
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fc2a19b46639a8c5ed29281a867ba73.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9c0d827ef8598ba6b70b34b2bdcd1e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e924f5b6b26534b7eea00660e9d0d9a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/133c30d6ca96a4d8de293da20fbe8f22.png)
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2024-02-27更新
|
1007次组卷
|
7卷引用:四川省雅安市雅安中学等校联考2024届高三下学期开学考试数学(理)试题
名校
6 . 已知函数
,
,若函数
有三个零点
,则
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6e1e0761940bf7332aed1c7ec002497.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/421da7ed4b073eb9031c7292ec2c9552.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4633de9335d15d7685bdecb007a3678c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b8ec9d4206ea66a02de5c4a1e1e911.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8477ed6c4d8c19638a0c21edb8a3d4d.png)
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|
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|
5卷引用:四川省成都市第七中学2023 2024学年高三下学期入学考试理科数学试卷
名校
7 . 已知正四棱锥
的顶点均在球
的表面上.若正四棱锥的体积为1,则球
体积的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
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|
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6卷引用:四川省绵阳市南山中学2024届高三下学期入学考试数学(理)试题
四川省绵阳市南山中学2024届高三下学期入学考试数学(理)试题湖南省长沙市2024届高三上学期新高考适应性考试数学试卷(已下线)高考数学冲刺押题卷01(2024新题型)(已下线)5.3.2课时3导数在解决实际问题中的应用 第二练 强化考点训练(已下线)专题2 球组合体 补体性质 练广东省广州市执信中学2024届高三下学期教学情况检测(一)数学试题
名校
解题方法
8 . 如图,椭圆
和圆
,已知椭圆C的离心率为
,直线
与圆O相切.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/19/4449f2dd-e3a8-458c-894c-3ef28ec2c138.png?resizew=173)
(1)求椭圆C的标准方程;
(2)椭圆C的上顶点为B,EF是圆O的一条直径,EF不与坐标轴重合,直线BE、BF与椭圆C的另一个交点分别为P、Q,求
的面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3324199c6751f2e0e6d8542783b0d957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7b4bcb812c997db47214cb52c905f99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24c14ff9b66f21c05e52dc3c8908c2df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26e366e3d5391b401cf4cd4fc970403.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/19/4449f2dd-e3a8-458c-894c-3ef28ec2c138.png?resizew=173)
(1)求椭圆C的标准方程;
(2)椭圆C的上顶点为B,EF是圆O的一条直径,EF不与坐标轴重合,直线BE、BF与椭圆C的另一个交点分别为P、Q,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fdb8865ae357b7a16b6a30cf4a9e592.png)
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2卷引用:四川省内江市第六中学2023-2024学年高二下学期入学考试数学试题
9 . 设点
是椭圆
上任意一点,过点
作椭圆的切线,与椭圆
交于
两点.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/17/ace6602b-ed9b-4579-a1ec-98d61a6294b3.png?resizew=155)
(1)求证:
;
(2)
的面积是否为定值?若是,求出这个定值;若不是,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f036026cd92e9ad059c3f22a7658638.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1e91e565e14d96a20169db44fcde58a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ae6f48b9a53c0155a692509cf31f7e6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/17/ace6602b-ed9b-4579-a1ec-98d61a6294b3.png?resizew=155)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b0bec6e780130fbed900fdb153555d.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
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6卷引用:四川省成都市第七中学2024届高三下学期入学考试数学(文)试题
10 . 定义在
上的可导函数
满足
,当
时,
,若实数a满足
,则a的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebdaf07750ab8dd6a39b156b0381ae33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96722ea739ae884249f64aa7a30ed698.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49f1720d76d989025452b18fff88bc32.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-02-05更新
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965次组卷
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5卷引用:四川省成都市第七中学2023 2024学年高三下学期入学考试理科数学试卷
四川省成都市第七中学2023 2024学年高三下学期入学考试理科数学试卷四川省成都市第七中学2024届高三下学期开学考试数学(理)试题四川省内江市威远中学校2024届高三下期第一次月考理科数学试题山西省运城市2023-2024学年高二上学期期末调研测试数学试题(已下线)模块2 专题3 构造函数 解不等式练(高考真题素材库之典型好题母题)