1 . 如图,在棱长为
的正方体
中,
是
的中点,点
是侧面
上的动点,且
截面
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](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/11ddc92d84d188c66b435664a7e7b5a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82b724168afaee2ecddf97257180be18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3123da0313d458c833e82aaa234b9117.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a211ad5a06b505b8365a62c1946f3cb7.png)
A.直线![]() ![]() |
B.点![]() ![]() ![]() |
C.![]() ![]() |
D.![]() ![]() |
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2 . 已知圆
,过点
作不过圆心的直线交圆
于
两点,则
面积的最大值是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8365d7c7c74eed93f5b9461ce31870f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/847fea08d7cb36942bd5028b2cb7707e.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/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
名校
3 . 已知函数
.
(1)讨论函数
的单调性;
(2)若
,函数
在
上恒成立,求整数a的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5ece74b330a6d06f2b6958456256adc.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d8c7bb4fe82c62be38565dae4d303b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d43c569d13407c3ada39a5a317fafeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d6243e93c41978871cb23d8e66148d.png)
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2023-08-22更新
|
611次组卷
|
3卷引用:云南省保山市高(完)中C、D类学校2023届高三上学期10月份联考数学试题
云南省保山市高(完)中C、D类学校2023届高三上学期10月份联考数学试题辽宁省沈阳市第一二〇中学2023-2024学年高三上学期第二次质量检测数学试题(已下线)考点18 导数的应用--函数最值问题 2024届高考数学考点总动员
4 . 已知抛物线
:
的焦点为椭圆
:
的右焦点F,点P为抛物线
与椭圆
在第一象限的交点,且
.
(1)求椭圆
的方程;
(2)若直线l过点F,交抛物线
于A,C两点,交椭圆
于B,D两点(A,B,C,D依次排序),且
,求直线l的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19c8a423815dd4015632559956bd70da.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)若直线l过点F,交抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5733bec4d08dd1d42da75bd5c53e4145.png)
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5 . 已知函数
的图象经过点
和点
,
.
(1)求函数
的解析式;
(2)若函数
在区间
上有零点,求整数
的值;
(3)设
,若对于任意
,都有
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ab14bef33662d2254aa605243788f29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53a948d2f7732d7f03e986c63712089b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44ed0dabdc20e9268705173f71d38cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cddaa639d1639a7f1b77ea99a312c00a.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca52ab34e42f4449ddb86b1af51577a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2ce2f5e22175e3ff8ab5e0afca58f9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd6599ea826ebaf29f570826aa719029.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16e0ae59fdebaf40d9ec08163faac351.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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名校
解题方法
6 . 如图所示,
为椭圆
的左、右顶点,离心率为
,且经过点
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/16/e92560a0-e911-4f0d-8363-e5df90664fe2.png?resizew=179)
(1)求椭圆
的方程;
(2)已知
为坐标原点,点
,点
是椭圆
上的点,直线
交椭圆
于点
不重合),直线
与
交于点
.求证:直线
的斜率之积为定值,并求出该定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e454c7161999e2a67138869f59d319b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/16/e92560a0-e911-4f0d-8363-e5df90664fe2.png?resizew=179)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3263811a06227abf213822c14a314dc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892909e49156f7dcc0650fcd65243877.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ff37c86dcded429052bb0b569c5740c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb6ede9761b5b90f8dc137708e1ee90f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d42cb68c5c877a455ba7ac0a6b6a651.png)
您最近一年使用:0次
2023-02-12更新
|
936次组卷
|
6卷引用:云南省昆明市行知中学2022-2023学年高二上学期2月月考数学试题
名校
7 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10574515429d447eb6a99eb4b333f674.png)
A.函数![]() ![]() |
B.函数![]() ![]() |
C.函数![]() |
D.![]() |
您最近一年使用:0次
2022-12-27更新
|
921次组卷
|
3卷引用:云南省曲靖市第一中学2023届高三上学期12月月考数学(理)试题
名校
解题方法
8 . 如图,在正方体
中,点E为
的中点,点F为线段
上的动点(不含端点),则下列命题正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/12/52b5cb22-1bbe-4097-8187-f06abeec5ac2.png?resizew=158)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e26d9636ad77369535852c6e4493446a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/12/52b5cb22-1bbe-4097-8187-f06abeec5ac2.png?resizew=158)
A.存在点F,使得![]() ![]() | B.存在点F,使得![]() ![]() |
C.对任意点F,![]() | D.对任意点F,过点D,E,F的平面截正方体表面得到的图形始终是梯形 |
您最近一年使用:0次
2023-04-10更新
|
567次组卷
|
3卷引用:云南省玉溪第一中学2022-2023学年高二上学期第一次月考数学试题
解题方法
9 . 已知曲线
:
,且点
和点
在曲线
上.
(1)求曲线
的方程;
(2)若点
为坐标原点,直线
与曲线
交于
,
两点,且满足
,试探究:点
到直线
的距离是否为定值.如果是,请求出定值;如果不是,请说明理由
![](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/9e29b9f30c5e3b95ebf633e079121563.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3197122c1437807b341ba769cdf079b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.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/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3825ccc273ef9a672a606432d165b866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
您最近一年使用:0次
解题方法
10 . 已知定义在
上的函数
满足
,且
为奇函数,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d5e623026c62b415a83fecfd2ece2a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0ad5effccd77a0911f62f6805477033.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次