名校
解题方法
1 . 定义在
上的函数
满足
,
(若
,则
,c为常数),则下列说法错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c0a028f1d7bffc087f345909ddbb498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3471484b64504fc545398f52be830010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4915a7b17389ab1238077f4c4ee8f54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11fa3246d1f5f3859c61f03f3387cd0a.png)
A.![]() |
B.![]() ![]() ![]() |
C.![]() |
D.若![]() ![]() ![]() |
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名校
解题方法
2 . 已知函数
,①若函数
有最大值,并将其记为
,则a的最大值为
,
的最小值为
;②若函数
有零点,并将零点个数记为
,则函数
为偶函数( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8e1b7dba1dfcdcc45a6e2c8c9e37175.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e027a112d5a4aaaa510d38f3bcfd0311.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e027a112d5a4aaaa510d38f3bcfd0311.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/619feadea70fc427acafbb7b8e10c47b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/812e6b48ae696cc64924b993176caf57.png)
A.①成立②成立 | B.①成立②不成立 |
C.①不成立②成立 | D.①不成立②不成立 |
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名校
解题方法
3 . 函数
的极小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8480aaaf0dff48c99c5b4e6fa16b78af.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 已知函数
,若过
可做两条直线与函数
的图象相切,则
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e661c740d0c0df21ba11eb63c38d4372.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3aefcf9299f5c114ef8a072d3279d625.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 已知函数
(e为自然对数的底数).则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3c664c44156cd657512376de9fbbf28.png)
A.函数![]() |
B.若函数![]() ![]() ![]() ![]() |
C.当![]() ![]() |
D.当![]() |
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名校
6 . 若方程
有三个不同的解,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfa335c21d37d29023f0239ca7431021.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-05-11更新
|
277次组卷
|
2卷引用:河北省石家庄市第二中学教育集团2023-2024学年高二下学期期中考试数学试题
名校
解题方法
7 . 已知
个大于2的实数
,对任意
,存在
满足
,且
,则使得
成立的最大正整数
为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c83590c4a7ea5636843dd4b60c67cb40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a55d445d13aec8752ef9012b4ca850bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/252e7d23c9c02d827ea91d488ce597da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce837e205ee356b18d57283a0ff8bd45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31d6bfca747c058b73394a3db1b070c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ed51e73b0c34d3d31b3657b9904e154.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
A.14 | B.16 | C.21 | D.23 |
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2024-05-09更新
|
733次组卷
|
2卷引用:北京市朝阳区2024届高三下学期质量检测一数学试题
名校
8 . 已知函数
,若
,其中
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4d4fcb50c137a82f2f1e6b4738b2152.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2e45e961dd36b8f85703c91f248da3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1310a7a80d1f8751a3f8cafe7f8c8b4.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 函数
,则方程
解的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02b442b7a413d2f445d1182e0e494e41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9908b4273760a50e66bdbf59438363cb.png)
A.0 | B.1 | C.2 | D.3 |
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10 . 函数
,下列说法不正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e376f04c249c6e5540b12217d7bae535.png)
A.当![]() ![]() |
B.当![]() ![]() ![]() |
C.对任意![]() ![]() |
D.存在![]() ![]() |
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