名校
解题方法
1 . 已知函数
,设甲:
;乙:
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/146855e81a8243c1d658581961437daf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05fce924911d5ed93147dfce9e41c2b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
A.甲是乙的充分条件但不是必要条件 | B.甲是乙的必要条件但不是充分条件 |
C.甲是乙的充要条件 | D.甲既不是乙的充分条件也不是乙的必要条件 |
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2024-04-29更新
|
890次组卷
|
3卷引用:四川省眉山市仁寿第一中学校南校区2023-2024学年高二下学期4月数学滚动检测卷
四川省眉山市仁寿第一中学校南校区2023-2024学年高二下学期4月数学滚动检测卷浙江省金华第一中学2024届高三下学期高考适应性测试数学试卷(已下线)模块一 专题5 导数在研究函数性质中的应用B提升卷(高二人教B版)
2 . 已知函数
是自然对数的底数.
(1)当
时,求函数
的单调性;
(2)若关于
的方程
有两个不等实根,求
的取值范围;
(3)若
为整数,且当
时,
恒成立,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8d6b43fc556c4b205abba37fc4a0dc9.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.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/1fa757c82f454fe33f592264a7e4d08c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04391464f10c513e23be28dc5eeff88e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d347d5b8729ddc0417eb8eb0a13c7218.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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2024-04-29更新
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2卷引用:四川省仁寿第一中学校(北校区)2023-2024学年高二下学期5月期中质量检测数学试题
3 . 设函数
,
.
(1)求函数
的单调区间;
(2)若总存在两条直线和曲线
与
都相切,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2b21c310a00732a9eda5489e225bd9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aa761dc81ad0c9ae739ef627867bd0c.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47661347486366d63f8b2f7225651a5a.png)
(2)若总存在两条直线和曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
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4 . 已知函数
,
.
(1)若函数
的最小值与
的最小值之和为
,求
的值.
(2)若
,
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4552caff6331b9d77ad851a7cc247dfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc8c9fa3703e4fa3deb3e02c4a3dcf83.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3145c63863ba30de433a12739dd621c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a5be37e14a6086cd83d605aec22f9c5.png)
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5 . 已知
,其中
.
(1)当
时,证明:
;
(2)若
,求
的取值范围;
(3)设
,
,证明:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/528cf1201a9db412206634c7b6db643e.png)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c4e405fae04db95646ab629ae0ec3a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4975bba591e87e464bcc30c7cf043950.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/528cf1201a9db412206634c7b6db643e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1de62952222f55d386fd4d5b6daaa3b9.png)
您最近一年使用:0次
名校
解题方法
6 . 设函数
,
,若存在
,
,使得
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8867b600581522ab45b638ad029c3ce4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f2b18941336b298701ca66f3388a01e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e63bbadc6250f7139836ede33205550.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6abf3f9b0ebcdc47a028c781b7edb9.png)
A.![]() | B.1 | C.2 | D.![]() |
您最近一年使用:0次
2024-04-26更新
|
3205次组卷
|
7卷引用:四川省泸州市泸县第五中学2023-2024学年高二下学期6月月考数学试题
7 . 不动点定理是拓扑学中一个非常重要的定理,其应用非常广泛.对于函数
,定义方程
的根称为
的不动点.已知
有唯一的不动点,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a18ca67c2770b98f36dbfd802595a95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c954b2ae273dfc408f7d677cc335de28.png)
A.![]() | B.![]() ![]() |
C.![]() | D.![]() |
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|
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2卷引用:四川省南充市嘉陵第一中学2023-2024学年高二下学期4月期中考试数学试题
名校
8 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56eeb06d08a5028b0c1aed1964b68a8c.png)
A.当![]() ![]() |
B.当![]() ![]() ![]() |
C.当![]() ![]() ![]() ![]() |
D.当![]() ![]() ![]() ![]() ![]() |
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|
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|
2卷引用:四川省成都市蓉城名校2023-2024学年高二下学期期中考试数学试题
名校
解题方法
9 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89c03f9ce7f8eff3543ffd70c3e378f8.png)
.
(1)若曲线
在点
处的切线斜率为
,求
的取值和曲线
在点
处的切线方程;
(2)求函数
在区间
上的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89c03f9ce7f8eff3543ffd70c3e378f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/344cc24b575f4fd1ea7fe8ce5612fa9a.png)
(1)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44284ff1ea50429a0610e13363be6080.png)
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2024-04-26更新
|
462次组卷
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3卷引用:四川省成都市蓉城名校2023-2024学年高二下学期期中考试数学试题
解题方法
10 . 设
.
(1)当
,求
在点
处的切线方程;
(2)当
时,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ecb71a61df880ca42ab1a78be54cc71.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/606e5694c2f33033cced4e29d3152c16.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd48510f6468fb213973329fd0ffee87.png)
您最近一年使用:0次