名校
1 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f28e4867492d6035296db5e28c6ed599.png)
(1)当
时,求
的零点;
(2)若
恰有两个极值点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f28e4867492d6035296db5e28c6ed599.png)
(1)当
![](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/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
7日内更新
|
455次组卷
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4卷引用:吉林省吉林市第一中学等校2023-2024学年高二下学期5月期中联考数学试题
2 . 已知
,
,
均为正数,
,
,
,则
,
,
的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/322ffe625133a1bbc5517813b02943d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b0b5f40988de5757d47ce219b97533d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5c61732e3a7dffdf8385172f2bd1500.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-03-27更新
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639次组卷
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7卷引用:吉林省长春市长春吉大附中实验学校2023-2024学年高二下学期5月期中考试数学试卷
名校
解题方法
3 . 某校在校庆期间举办羽毛球比赛,某班派出甲、乙两名单打主力,为了提高两位主力的能力,体育老师安排了为期一周的对抗训练,比赛规则如下:甲、乙两人每轮分别与体育老师打2局,当两人获胜局数不少于3局时,则认为这轮训练过关;否则不过关.若甲、乙两人每局获胜的概率分别为
,
,且满足
,每局之间相互独立.记甲、乙在
轮训练中训练过关的轮数为
,若
,则从期望的角度来看,甲、乙两人训练的轮数至少为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8be646cd52d7f2f1714e7542e75810f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adad9633b73dfbbb3d84b4f15979e99e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60bf8c5aff213d7846ed8cd2581d00b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/055784a646686b37375d2afb0ffcaf39.png)
A.27 | B.24 | C.32 | D.28 |
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2023-09-13更新
|
2250次组卷
|
9卷引用:吉林省长春市第二中学2023-2024学年高二下学期5月期中考试数学试题
吉林省长春市第二中学2023-2024学年高二下学期5月期中考试数学试题黑龙江省大庆市实验中学实验二部2023-2024学年高二下学期期中考试数学试卷江苏省镇江市2023-2024学年高三上学期期初考试数学试题广东省中山市中山纪念中学2024届高三上学期第一次调研数学试题(已下线)第二讲:方程与函数思想【练】(已下线)7.4.1二项分布 第三练 能力提升拔高湖北省黄冈八模2024届高三数学模拟测试卷(二)(已下线)压轴题03不等式压轴题13题型汇总 -1(已下线)【讲】 专题三 复杂背景的概率计算问题(压轴大全)
名校
4 . 如图,A,B是单位圆上的相异两定点(
为圆心),
(
),点C为单位圆上的动点,线段AC交线段
于点M(点M异于点
、B),记
的面积为
.
,求
的表达式;
(2)若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f72bf0fce80daad394f2a9d013829c5c.png)
①求
的取值范围;
②设
,记
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb7e00f8bacce4d649b535449f04568c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b992104248a854e6e033c26602aff813.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3076feb932e8ae5fb4b22d7d71808e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5224a7da7fe6bc28971ce4c277f88588.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f72bf0fce80daad394f2a9d013829c5c.png)
①求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6da9ea780ba5e54f3be57b4a7bb12b1.png)
②设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/578e7f26b76790984b11ee825b5632be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75d96d835be0e0461b12e515b28cc8d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a82a1224e47f31ecdfffd328d5a3ab6d.png)
您最近一年使用:0次
2023-05-02更新
|
1771次组卷
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6卷引用:吉林省白城市洮南市第一中学2023-2024学年高一下学期4月阶段性考试数学试题
吉林省白城市洮南市第一中学2023-2024学年高一下学期4月阶段性考试数学试题福建省福宁古五校联合体2022-2023学年高一下学期期中质量监测数学试题山东省枣庄市第三中学2022-2023学年高一下学期5月月考数学试题四川省成都市成都市第七中学2022-2023学年高一下学期6月月考数学试题江苏省苏州吴江中学2023-2024学年高一下学期3月月考数学试题(已下线)第一次月考解答题压轴题十六大题型专练(1)-举一反三系列(人教A版2019必修第二册)
名校
5 . 已知函数
,
为
的导函数.
(1)证明:当
时,
;
(2)判断函数
的零点个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d41c638f95c77a4d09219820af96c95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(1)证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17562636810999b1c98c5e99b5c3e0dd.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/406d118d8529825ab5b55ce92c68fc0f.png)
您最近一年使用:0次
2023-04-09更新
|
1239次组卷
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6卷引用:吉林省白山市2023届高三下学期四模联考(4月期中)数学试题
名校
解题方法
6 . 已知双曲线
的离心率为
,双曲线
的左、右焦点分别为
,点
在双曲线
的右支上,且
.
(1)求双曲线
的标准方程;
(2)过点
的直线
交双曲线
于
两点,且以
为直径的圆过原点
,求弦长
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/450f820d4598d103c374bee7d2690579.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fb203d8908ffd00fc19e6d8b5f3eae4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.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/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
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2022-11-16更新
|
994次组卷
|
6卷引用:吉林省吉林市等2地2022-2023学年高二上学期期中联考数学试题
7 . 已知函数
.
(1)当
时,求函数
的单调区间;
(2)若
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efaab6dd6227482932b1acd74c7ae37d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcc786a9b34cec11986b37deb881ac57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2021-07-09更新
|
412次组卷
|
2卷引用:吉林省长春市十一高中2020-2021学年高二下学期第三学程考试数学(理)试题
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8 . 已知定义在R上的奇函数f(x)=
(a>0,且a≠1).
(Ⅰ)求k的值;
(Ⅱ)当m∈[0,1],n∈[-1,0]时,不等式f(2n2-m+t)+f(2n-mn2)>0恒成立,求t的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89830df2d24530877907c7cc35e41ba.png)
(Ⅰ)求k的值;
(Ⅱ)当m∈[0,1],n∈[-1,0]时,不等式f(2n2-m+t)+f(2n-mn2)>0恒成立,求t的取值范围.
您最近一年使用:0次
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9 . 已知椭圆
,过点
,
的直线倾斜角为
,原点到该直线的距离为
.
(Ⅰ)求椭圆的标准方程;
(Ⅱ)斜率大于零的直线过
与椭圆交于E,F两点,若
,求直线EF的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b83770dfcae8b8e1288aa85d50a63d0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9199b50dd0036be9b764c621d1d46f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
(Ⅰ)求椭圆的标准方程;
(Ⅱ)斜率大于零的直线过
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7ff329f3b12cf5678e99941e7188621.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/571b8177177b21d405d0cbc162bf9c2a.png)
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10 . 已知
分别为椭圆C:
的左、右焦点,点
在椭圆上,且
轴,
的周长为6.
(Ⅰ)求椭圆的标准方程;
(Ⅱ)E,F是椭圆C上异于点
的两个动点,如果直线PE与直线PF的倾斜角互补,证明:直线EF的斜率为定值,并求出这个定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/882651b776851f3f0665de12da6ed47d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f0e2297e289632ffc211bd20e2e772e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1434a7398f22cb12bd74b8837628232.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27a846139a5dee6762bb7193273da66e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7155284dd936a234de37b151850503d7.png)
(Ⅰ)求椭圆的标准方程;
(Ⅱ)E,F是椭圆C上异于点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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