1 . 已知函数
.
(1)设函数
,讨论
的单调性;
(2)设
分别为
的极大值点和极小值点,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67312427598f29f75e4e2b8774700dd8.png)
(1)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e26710839f5e7dffe2378246d647afe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03e7b4add7436eee0354d6bfa236b794.png)
您最近一年使用:0次
名校
解题方法
2 . 在平面直角坐标系
中,点
为动点,以
为直径的圆与
轴相切,记
的轨迹为
.
(1)求
的方程;
(2)设
为直线
上的动点,过
的直线与
相切于点
,过
作直线
的垂线交
于点
,求
面积的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0683709d28ed67ae6fcecc75878b0b9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fb26d84907c923278ac4626a9d58947.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eefa44964db83759aff6fc8dd7ef8f28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b66a5b7813e902306477f91f9f4084cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a11cb104b04c4e6a1be700e81da279a.png)
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2024-02-24更新
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7卷引用:黑龙江省齐齐哈尔市2024届高三第一次模拟考试数学试题
黑龙江省齐齐哈尔市2024届高三第一次模拟考试数学试题(已下线)第四套 最新模拟复盘卷(已下线)专题07 直线与圆、圆锥曲线(已下线)信息必刷卷05山西省怀仁市第一中学校2023-2024学年高三下学期第三次模拟考试数学试题(已下线)信息必刷卷04(江苏专用,2024新题型)江苏省盐城市2023-2024学年高二下学期5月月考数学试题
3 . 已知函数
.
(1)求函数
的图象在
处的切线方程;
(2)已知
,若函数
恰有一个零点,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f7e95ff5df3956621a7fc65e9b6b2db.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9f8845aa2b51c460f2d798c9f62fa3.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34308cf92d20690e6b2745d28ea5ff5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9db72a1bc6dcaa09f3a79baff991574e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-12-20更新
|
328次组卷
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2卷引用:黑龙江省齐齐哈尔市普高联谊校2024届高三上学期第三次月考数学试题
4 . 已知函数
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfc9aa044c749310cbe93c921b13a5a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbcc182b890082aebdf14f2eeba2b56f.png)
A.![]() ![]() | B.![]() |
C.若![]() ![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
5 . 已知函数
,其中
为实数.
(1)若
,求函数
的最小值.
(2)若方程
有两个实数解
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8c207efd83d75c1f69237d97616c726.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0ffecb03c47be920254c4ccffa5b222.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86b92b70365c63607daecdc8deb73ecf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aca579894dad67bc82cb715fd48e0d70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccb18aa7d1c3844b6b6e531dd9af4462.png)
您最近一年使用:0次
名校
6 . 已知定义域为
的函数
满足:对于任意的
,都有
,则称函数
具有性质
.
(1)判断函数
是否具有性质
;(直接写出结论)
(2)已知函数
,判断是否存在
,使函数
具有性质
?若存在,求出
的值;若不存在,说明理由;
(3)设函数
具有性质
,且在区间
上的值域为
.函数
,满足
,且在区间
上有且只有一个零点.求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a1e1b536866f25b17876d22213c6483.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c04bb391e4e42be0b7cfbcb343b3e86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b90d9223ca11fa78563fdd28d0a2b88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e69b5b8c4c24eab782174c5cae1b88a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e69b5b8c4c24eab782174c5cae1b88a5.png)
(3)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bccd6a6e85bdf500218a3e75b31f3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56ac39ad998ed60ba3d27d0adab882e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b277ae84cb78ef2d4c345648edbf36d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e140c1c3a640d4f9e0bd5107e9602aae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b8ec0ccdb6db6fbaeb1172e281ec22f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee51768777102389dc962e6fd29e0fce.png)
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2023-07-16更新
|
2646次组卷
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11卷引用:黑龙江省齐齐哈尔市2024届高三下学期联合考试模拟预测数学试题
黑龙江省齐齐哈尔市2024届高三下学期联合考试模拟预测数学试题北京市昌平区2022-2023学年高一下学期期末质量抽测数学试题(已下线)专题03 条件存在型【讲】【北京版】1(已下线)专题02 结论探索型【讲】【北京版】1河北省部分学校2024届高三上学期摸底考试数学试题(已下线)新题型01 新高考新结构二十一大考点汇总-3(已下线)黄金卷01(2024新题型)辽宁省沈阳市第一二〇中学2023-2024学年高一下学期第一次月考数学试题(已下线)信息必刷卷02福建省福州第三中学2023-2024学年高三下学期第十六次检测(三模)数学试题【北京专用】专题04三角函数(第四部分)-高一下学期名校期末好题汇编
名校
7 . 设函数
,
,
.
(1)求
在
上的单调区间;
(2)若在y轴右侧,函数
图象恒不在函数
的图象下方,求实数a的取值范围;
(3)证明:当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd61fe22aee4614fca8fa62941ba95be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a17af60d751eeb32312caca30aed317.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac4cbc7b067862a3d9c6789b392fc068.png)
(2)若在y轴右侧,函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(3)证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36b98ef143f8159f3a7dafa1fd2f2370.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33f3a3fe446ace5cd48ed93a51cb0b65.png)
您最近一年使用:0次
2023-04-24更新
|
1313次组卷
|
6卷引用:黑龙江省齐齐哈尔市2023届高三二模数学试题
名校
解题方法
8 . 《九章算术》中,将底面为长方形且有一条侧棱与底面垂直的四棱锥称之为阳马,将四个面都为直角三角形的四面体称之为鳖臑.如图,在阳马
中,侧棱
底面
,且
分别为
的中点,则( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/1/f5b121a8-a908-4197-a2e6-1c6f2cca27b1.png?resizew=156)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a1b49f64e0065edad868b25e9fcada3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1b66f834d3bc121bec30a3f06be773c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90e9ce7d745b895ce1269f8cdd7e406d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/1/f5b121a8-a908-4197-a2e6-1c6f2cca27b1.png?resizew=156)
A.若![]() ![]() |
B.![]() ![]() ![]() |
C.点S是平面![]() ![]() |
D.过点E,F,G的平面与四棱锥![]() ![]() |
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2022-11-29更新
|
748次组卷
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3卷引用:黑龙江省齐齐哈尔市2023-2024学年高二上学期10月期中数学试题
9 . 已知
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5af46d2b6a6f0c611f61c1c99c8030d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edd34569a87e25c243eed9b6098946ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a616cf6ac8603791476c6a3f04401b8.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2022-11-15更新
|
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名校
10 . 已知函数
,
.
(1)求
的零点个数;
(2)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94b558c5da61e00f379688e914399380.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892458c30c61ad36a1bc58e230aa84d9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/129331ebab3afb16664342280f79c50a.png)
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