2024高三·全国·专题练习
1 . 设
表示不超过
的最大整数,如
,
.已知函数
,则下列结论正确的是( )
![](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/019a32cd5602875897f8b82f1eae7389.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/977353e0326dc27334a2940f1149e973.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/635482043b74b7584b05fb28d8377c98.png)
A.函数![]() ![]() |
B.![]() |
C.函数![]() ![]() |
D.函数![]() ![]() |
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23-24高二下·全国·期末
解题方法
2 . 已知
满足
和
,当
时,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8346495bb3364d01bf49cea3e2a0303.png)
________________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f6bfdb24ecf5da863405c2b40936ff9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3635f98d6c7d981a59dd2df44f0d49a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/064d0444bdfd433ebf29e215d24c3029.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c394995f47d97aab94bcb1c43b6a8336.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b8b7cc02e536585016d428e4e076bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8346495bb3364d01bf49cea3e2a0303.png)
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23-24高二下·全国·期末
3 . 设集合
,集合
,定义
,则
中元素个数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc51474b54120493b300a14e566cbc0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2e11ad297abc99c544ed50472e2493a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/175d5ec3ea55dec0259248093f5a7702.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff5231cb0bfedf2f963c1830adfd74aa.png)
A.7 | B.10 | C.![]() | D.![]() |
您最近一年使用:0次
4 . 函数
的定义域为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14145264fa90feb0717a14b8a5cd7d47.png)
您最近一年使用:0次
5 . 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.![]() |
您最近一年使用:0次
名校
6 . 工厂废气排放前要过滤废气中的污染物再进行排放,废气中污染物含量
(单位:mg/L)与过滤时间
小时的关系为
(
,
均为正的常数).已知前5小时过滤掉了10%污染物,那么当污染物过滤掉50%还需要经过( )(最终结果精确到1h,参考数据:
,
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/254950320a43fb781c01d5e9991c5b4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8112f9185c7d48b015d9cd0525616b31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef98775e12ea3852135792e34526a519.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/295fbcedb830aa9acb83aef417f07202.png)
A.43h | B.38h | C.33h | D.28h |
您最近一年使用:0次
2024-05-15更新
|
537次组卷
|
4卷引用:四川省凉山州2024届高三第三次诊断性检测数学(理)试题
四川省凉山州2024届高三第三次诊断性检测数学(理)试题(已下线)情境7 创新定义命题(已下线)专题05 高二下期末考前必刷卷03--高二期末考点大串讲(人教A版2019)福建省泉州市永春第一中学2024届高三最后一卷数学试卷
解题方法
7 . 若
是方程
的实数解,则称
是函数
与
的“复合稳定点”.若函数
且
与
有且仅有两个不同的“复合稳定点”,则
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/653546030e8dabfd1615934cf6383a3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20cae47ad50ac506ced900f0a5156c97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fa1476cf3552b9ae91ef039b1c6c80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fc2ec240ed620aca045b51217998cd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
8 . 若定义在
上的奇函数
满足:当
时,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af37fc018df79dfa56981333afe97f8e.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed7a259bb49aca6f8fb20d54444c15ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af37fc018df79dfa56981333afe97f8e.png)
您最近一年使用:0次
2024-05-11更新
|
620次组卷
|
3卷引用:内蒙古赤峰曾军良实验学校(赤峰四中桥北新校)2023~2024学年高一下学期5月月考数学试卷
内蒙古赤峰曾军良实验学校(赤峰四中桥北新校)2023~2024学年高一下学期5月月考数学试卷(已下线)专题05 高二下期末考前必刷卷03--高二期末考点大串讲(人教A版2019)海南省2023-2024学年高三学业水平诊断(五)数学试题
9 . 函数
的定义域为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70e42cee48786474461010d6334f3058.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
10 . 已知函数
是定义在
上的奇函数,当
时,
,
的解析式;
(2)在给定的直角坐标系内画出
的图像,并指出
的减区间(不必说明理由);
(3)求
在
上的最大值和最小值(不必说明理由).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac87434324956e4145e38ad92a1aa95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7abd99e9e88fd2c6e5683a1b1529f5f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)在给定的直角坐标系内画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ff44fbe4843a15dd8170d2e1f7eb59e.png)
您最近一年使用:0次