1 . 已知函数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db8ee93f7771f73f0303642db5783b21.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1854fd8bf76e74f6414fc8c9a77a0216.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db8ee93f7771f73f0303642db5783b21.png)
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解题方法
2 . 定义
表示不超过
的最大整数.例如:
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f161c2a3717f1b6c62d0d7dae0b606.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/723bbeaf377a92b5ad24e480bfb69a5b.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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3 . 存在函数
满足:对于任意的
,都有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f6bfdb24ecf5da863405c2b40936ff9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851eae00e3369068e33a7e6420483883.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
7日内更新
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90次组卷
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2卷引用:山东师范大学附属中学2024届高三下学期考前适应性测试数学试题
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4 . 已知集合
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f7d40e762a6ced4fd55bab2e514c83e.png)
,若
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb309e2cf857a793c01b2276c23d9fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f7d40e762a6ced4fd55bab2e514c83e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab9cd3690e7aa3debb1ed054a9f622da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96f1ba0a1129741502600e47bf058c98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
5 . 函数
的图象大致为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b66bc6a61d4740bd578522615f757cba.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
6 . 已知函数
是
上的奇函数,且过点
,对于一切正实数
,都有
. 当
时,
恒成立,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0d54423c3e960b9ce8e9303f4a4ad3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff44456e5e1d5cc91392aa3901e0ae3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53e036700c90418869c4880f676c207a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
A.![]() |
B.![]() ![]() |
C.![]() |
D.当![]() ![]() |
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7 . 已知
为定义在R上的偶函数,则函数
的解析式可以为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd9e3e4b91305684b4ffcec0d7a1c49d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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8 . 青少年视力问题是社会普遍关注的问题,视力情况可借助视力表测量,通常用五分记录法和小数记录法记录视力数据,五分记录法的数据
和小数记录法的数据
满足
.已知小明和小李视力的五分记录法的数据分别为
和
,记小明和小李视力的小数记录法的数据分别为
,则
的值所在区间是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c88d9142df6ba8e43c1a93bd04a1362.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be54e84508decfcce6d2fcbe6c8c1a92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0464831f85252987e7aebc7e2adb70f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aca74e3bfe66db258ab238ecf3b08b47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea92b31a22761820997fcc6e90ae22fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f46bd37096f7014e00fd079823b6c3c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae00abada46919dffcfb342971dcdabd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 已知集合
,
,若
,则
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac6cc874637f22ee067008797aa218c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c036b74bc622ce0bd1d380a340b3590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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解题方法
10 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
,
,
,则
的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87d5fb45496240344b731495b4979e69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b76e9af6e45d843d4e5f8c8d564105d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5245385fe5ec570e6fcfcdfb9e922a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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