名校
1 . 已知
,
,
,
,则下列大小关系正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/678bc4e3642a01f2e6c3f82ae6af82b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/503a28c3b4ee6e3894b28cc0c84deec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbf9fbba9a4583674e07eaf65f4f0493.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bce59668a3be332c863098b978da5b85.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
昨日更新
|
489次组卷
|
4卷引用:2024届河北省名校联盟高考三模数学试题
名校
2 . 若
,则
的最小值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec3a0da7554c929ccff1a05dbe696f27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/059d6df06a5b85848dc4fa33327f8e07.png)
您最近一年使用:0次
名校
3 . 若
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a21578ec63012d8c7bb3bdd3b47eeae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/059d6df06a5b85848dc4fa33327f8e07.png)
A.![]() | B.![]() | C.1 | D.![]() |
您最近一年使用:0次
4 . 若函数
,则函数
的值域为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d7227e1b3a09350c4418aec0b509d7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/772dede203ef1430c85d5704c7be4812.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
5 . 已知函数
,若存在实数
.满足
,且
,则
的取值范围是_____
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63f0765298b308999e04b74ecb6b579a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8ccd22fd0ca1a8e1468329284f91b6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3604274ad6707a906eba371a9e884144.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/373a065bb69b411e5107f05d8cb13573.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fc7d6393821d46bcaca5c39b6f5bcb8.png)
您最近一年使用:0次
名校
6 . 已知集合
,
,则集合
的子集个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32b2dd1406ed80ec2cd05b4116772b41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa8de24f0d18f75bbd9ef67a5efe5d74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
A.32 | B.16 | C.8 | D.4 |
您最近一年使用:0次
7日内更新
|
410次组卷
|
2卷引用:江苏省南通市如皋中学2024届高三下学期高考适应性考试(三)(3.5模)数学试题
解题方法
7 . 已知函数
,则下列结论错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c611b0b0d1ac72030c34fc9ab752f5ef.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() | D.![]() ![]() |
您最近一年使用:0次
8 . 已知函数
,若
成立,则实数a的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62747c946cbe36e0419eeb59dc9082d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65e452b6203e011cdcbf39e10408dea.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
9 . 已知正实数
满足
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a45a8f7e1f5a661c006901457f1c424.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ff375dbd6883dc6bfadf3e6997ff63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
您最近一年使用:0次
10 . 已知全集
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/442be389c6471b36eff2652b75beb114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70d3fc9fce31c249bf4897e2ed53f1af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c21cc993247bded6954ca1119c90ddb8.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次