14-15高一上·北京东城·期末
名校
1 . 函数
的部分图象可能是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d36082a7c4c8e05d775e5e5f82262aa.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2017-10-31更新
|
663次组卷
|
8卷引用:江苏省连云港市2022-2023学年高一上学期期末模拟数学试题(5)
名校
解题方法
2 . 对于实数
,符号
表示不超过
的最大整数,例如
,
,定义函数
,则下列命题中正确的是___________ .
①函数
的最大值为
;
②函数
的最小值为
;
③方程
有无数个根;
④函数
是
上的增函数.
⑤方程
有
个根.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d24a3172fed9e90c4297d6a859ee00c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/150587114b2912d6cee27974aa4cad50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/602c6c52cae281dc7dad9bc7cc07d6bb.png)
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
③方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87d3225dc94f540306b55c70d600744d.png)
④函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
⑤方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daf81798e77ead893922361d5e1d4548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
您最近一年使用:0次
3 . 列车从
地出发直达
外的
地,途中要经过离
地
的
地,假设列车匀速前进,
后从
地到达
地,则列车与
地距离
(单位:
)与行驶时间
(单位:
)的函数图象为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1969eea11d53728d300cca068c270ef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a855f9229cb4f2f4396ec9d6862dfb7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c77a8903891dc0b314089267b440cf7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5fe30c67ac20cd4e8b9cc2d0d420a7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1933311c0c090e1138e4dd388b7adf8a.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
4 . 已知函数
的定义域为
,
,
,则
的图象过点( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f979b19f87f2c7e171d6061d56cb7bf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89e7b359eb7cd04493fc030a87eccbf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb6763334c41885ae0b34f3d01d67fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
5 . 下列所给4个图象中,与所给3件事吻合最好的顺序为( )
(1)我离开家不久,发现自己把作业本忘在家里了,于是立刻返回家里取了作业本再上学;
(2)我骑着车一路以常速行驶,只是在途中遇到一次交通堵塞,耽搁了一些时间;
(3)我出发后,心情轻松,缓缓行进,后来为了赶时间开始加速.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/25/7922e826-e420-4e12-8c77-a8044a92cbe4.png?resizew=504)
(1)我离开家不久,发现自己把作业本忘在家里了,于是立刻返回家里取了作业本再上学;
(2)我骑着车一路以常速行驶,只是在途中遇到一次交通堵塞,耽搁了一些时间;
(3)我出发后,心情轻松,缓缓行进,后来为了赶时间开始加速.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/25/7922e826-e420-4e12-8c77-a8044a92cbe4.png?resizew=504)
A.(1)(2)(4) | B.(4)(2)(3) | C.(4)(1)(3) | D.(4)(1)(2) |
您最近一年使用:0次
2021-09-06更新
|
111次组卷
|
2卷引用:江苏省苏州大学附属中学2022-2023学年高一上学期10月月考数学试题
名校
6 . 函数
的图象如图所示(图象与
正半轴无限接近,但永远不相交),则下列说法正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/24/ea304004-7d25-43e7-aab0-f25f9dd90112.png?resizew=220)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4fb48d6e8541e68f957e0992d39ef1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/24/ea304004-7d25-43e7-aab0-f25f9dd90112.png?resizew=220)
A.函数![]() ![]() |
B.函数![]() ![]() |
C.当![]() ![]() |
D.函数![]() ![]() |
您最近一年使用:0次