名校
1 . 若集合
,当
时,集合
的非空真子集个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea9662287d3a3da28040c8fc45aa0cbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8493a0cd10d3d0399173c04163740a38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
A.8 | B.7 | C.6 | D.4 |
您最近一年使用:0次
名校
2 . 定义函数
,设区间
的长度为
,则不等式
解集区间的长度总和为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aad35753860ae3c07ee847f90556c484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba7204f43679af6935e494c59d40c6ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64da75a02173c2a5eb40f4c68d0f4f36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
A.5 | B.6 | C.![]() | D.![]() |
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解题方法
3 . 若
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1eb9a9f54c0d29a81d1cd11fed5ced59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9801e8147852eecd7657f0e6dd09066a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59a53a22a94056ce2a02f16607383da0.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 已知函数
的图象经过点
,则关于
的不等式
的解集为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c76bfdff0e442f46cb09ee0901ad51c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97a9275848b5c91230c249a45f1bfc05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c50fd80f5f5ec77f8d91b597dfd5045.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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5 . 当实数
变化时,函数
最大值的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b78c79175b07675507fca34fd59fbd24.png)
A.2 | B.4 | C.6 | D.8 |
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解题方法
6 . 定义在
上的函数
满足
,当
时,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2628e2dd7a988cc80530e739c22b2280.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b01eab0a9b332827879756acda10e20c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fdf5836c5d07c3ab97b7334953799c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4901967e20063f8fe6745aa2764fde97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9a580cb582c782207eea3e1387cc627.png)
A.![]() | B.1 | C.3 | D.9 |
您最近一年使用:0次
名校
解题方法
7 . 已知集合
,
,
,则实数
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2feed236cb514eee5a426282155ccf58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf37aa3334ab85b7aef3e2103e33d1c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.2 | B.![]() | C.1或2 | D.0或2 |
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2024-04-03更新
|
842次组卷
|
4卷引用:安徽省合肥市第八中学2024届高三下学期艺术生文科数学最后一卷
名校
8 . 函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c0b043d8d5299fc2476d17faa99675e.png)
,且
恒过定点( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c0b043d8d5299fc2476d17faa99675e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5d74d706d2e4392e25016e9101d07ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fa1476cf3552b9ae91ef039b1c6c80.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
9 . 已知
,则用
表示
为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8fb108270ffee2e37cd056153a1e33c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e80608113e9e9678b60394be91dd7b4.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-02-29更新
|
804次组卷
|
2卷引用:安徽省合肥市第一中学2023-2024学年高二下学期学业水平考试数学模拟卷
10 . 集合
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a19efa45f594576560615eb96cb61005.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06dc4e350930e9e01d737b38c0bc2348.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-02-28更新
|
176次组卷
|
2卷引用:安徽省滁州市2024届高三下学期适应性考试数学试题