1 . 设函数
(
为实数).
(1)当
时,求方程
的实数解;
(2)当
时,
(ⅰ)存在
使不等式
成立,求
的范围;
(ⅱ)设函数
若对任意的
总存在
使
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfec82430f90439beeed7fb83f3c4794.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52a0b72d532ad252960d5549e56eb4b8.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
(ⅰ)存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6af2f597ea3f4dcfb89acb19a4ea6355.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4d031f5c54cdf893249eb65408ff86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(ⅱ)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b30cd2bfebaa1c02fd19c5ec758c2439.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2f191752b54cce7b56471e36d0e3eb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c41df86701dbe222da20fc1c45f19cfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29f5020d133f458912dc3da22b8127d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
名校
解题方法
2 . 已知函数
在区间
上是单调函数
(1)求实数m的所有取值组成的集合
;
(2)试写出
在区间
上的最大值
;
(3)设
,令
,对任意
,都有
成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c8546e90cc8a674a6ac35ada6d94077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa66623cf54b42d6d12be4c8edaa7071.png)
(1)求实数m的所有取值组成的集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)试写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa66623cf54b42d6d12be4c8edaa7071.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1987ecbd076d89da5ef1e2561d79d857.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92b35198b079edaa66c4ee701f9a2964.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7879c53f7ae6a41a900c9bf630c30f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/930995172d12e12d8173aec823f1982b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd5eb1e81ec6f44e4cb59ce214b949a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2022-12-03更新
|
473次组卷
|
2卷引用:湖北省恩施市第一中学2022-2023学年高一上学期12月月考数学试题
3 . 对于在区间
上有意义的两个函数
与
,如果对任意的
,均有
,则称
与
在
上是接近的,否则称
与
在
上是非接近的.现在有两个函数
与
,现给定区间
.
(1)若
,判断
与
是否在给定区间上接近;
(2)若
与
在给定区间
上都有意义,求
的取值的集合
;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45bcd8f6ede8cc2513ad41402f40086.png)
(3)在(2)的条件下,是否存在
,使得
与
在给定区间
上是接近的;若存在,求
的取值范围;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5aff60e0e18dec5ddfa15bd1d91958e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc0597404b9110a0e25b644c9e51aabe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d220d623c5e1f0be00b173ba524dfba1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9a9ca12b588bb208de5e7da200c7272.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3d9b91bab8bc82f119216cc743c8dbb.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3129ddd2ea97fd010b9e0b644225da8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3d9b91bab8bc82f119216cc743c8dbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45bcd8f6ede8cc2513ad41402f40086.png)
(3)在(2)的条件下,是否存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82f1ecfcbe90dca8dc8f3aa7ebaccfb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3d9b91bab8bc82f119216cc743c8dbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
解题方法
4 . 已知函数
.
(1)当
时,求不等式
的解集;
(2)对于函数
,若
,
,
,
,
,
为某一三角形的三边长,则称
为“可构造三角形函数”,已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8448fbfa60e97f53e28122d84d8efa2d.png)
是“可构造三角形函数”,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fbd668d9bee284aa0bc0b48c9114b42.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cf0f2d083b8f2faa1626d1626dea127.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.png)
(2)对于函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f276b82d4e984675615cc27f9a764cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cec12441802f71e803efaf2c62ee588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3ae7e5228fd1acb0d46f6941143a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4b9b582f8426f1269b54ee910b97f5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b49570402aa09e78a4b821c60e2e6881.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8448fbfa60e97f53e28122d84d8efa2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab03556c333ab0b55fe86c937b2a5763.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
名校
解题方法
5 . 若函数
,且
,
;
(1)当
时,求不等式
的解集;
(2)已知函数
,
(i)求函数
的值域;
(ii)对于区间
上的任意三个实数
,不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e5ed0bc80cf27184c0eb672168cbd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13231f040ceaa51babf63f2802f1e247.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/104375baf5cef5eb92cfc7cf13b80193.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75bde2e500fd5386e355db9040a1946d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9652e30dad4d1ea51c10b229a10252d.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e15e3a9ac9d549de534cb5dcb4df4a00.png)
(i)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61c388166862b3ccfcc7ca749ebe5949.png)
(ii)对于区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/417ab20883d799aaf311371393fa7d7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b8ec9d4206ea66a02de5c4a1e1e911.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed9f6a1fe5746a4c166b70441fb9f771.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
6 . 已知函数
.
(1)求不等式
的解集;
(2)函数
,若存在
,使得
成立,求实数
的取值范围;
(3)已知函数
在区间
单调递减.试判断
是否恒成立,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b1522396d9ddea1bb3b54dc9f4df4dc.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19af638390206a14da251a2d485efb98.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d351b199bdf658ba647c7c410294e6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45745b3b43bcc8c406bac90ce9bcf3d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e63bbadc6250f7139836ede33205550.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17d676c13cd09b56e0edbb741cc77a01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d6243e93c41978871cb23d8e66148d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94fdaafef6af34f4d5c95f3b398b642.png)
您最近一年使用:0次
2023-12-14更新
|
769次组卷
|
6卷引用:湖北省襄阳市第五中学2023-2024学年高一上学期12月月考数学试题
湖北省襄阳市第五中学2023-2024学年高一上学期12月月考数学试题湖北省恩施州巴东县第一高级中学2023-2024学年高二上学期第五次月考数学试题(已下线)高一数学上学期阶段性考试(12月)-【巅峰课堂】期中期末复习讲练测广东省惠州市第一中学2023-2024学年高一上学期12月阶段考试数学试题(已下线)高一数学期末考试模拟试卷1-【巅峰课堂】热点题型归纳与培优练安徽省宿州市泗县第一中学2023-2024学年高一下学期开学适应性训练数学试题
名校
解题方法
7 . 已知函数
,其中
为常数.
(1)当
时,解不等式
的解集;
(2)当
时,写出函数
的单调区间;
(3)若在
上存在
个不同的实数
,
,使得
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3db58afeac1cfe83233a8887e16f59b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/940adbf54e96ecb2bb2637e5f976a3b0.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f08ce80e91fdf435a8e3ec05be990e9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(3)若在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb87c830a03204a5b783ad4c2ba49c4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e946baf1316ac1f219398ecedadf6cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c84367e55e896aee2b24cb90a9ba829.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5341c6040416a2bc0732121a35918d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d02b2a2459a73f0fdee1247ae6d3ac30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-11-17更新
|
302次组卷
|
2卷引用:湖北省十堰市示范高中教联体测评联盟2023-2024学年高一上学期11月联考数学试题
名校
8 . 已知函数
定义域为
,
.
(1)求关于
的不等式
的解集;
(2)若存在两不相等的实数
,使
,且
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/362bfce584209628bc4ad3f23e3d7b11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/455ba3d3e46977fcbe5b71f8bb9df4be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/761c38bcca04fdb9b99817635f8e10f3.png)
(1)求关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d160351bbd4906644ff0a7ece07595f.png)
(2)若存在两不相等的实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0777bb66e22131bcdff0b722b7731cc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c173412f52d1f857bde4116a9a72bb42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2022-12-24更新
|
437次组卷
|
2卷引用:湖北省武昌实验中学2022-2023学年高一上学期12 月月考数学试题
名校
解题方法
9 . 设
是
上的减函数,且对任意实数
,
,都有
;函数
.
(1)判断函数
的奇偶性,并证明你的结论;
(2)若
,
,且 (①存在
;②对任意
),不等式
成立,求实数
的取值范围.
请从以上两个条件中选择一个填在横线处,并完成求解.
(3)当
时,若关于
的不等式
与
的解集相等且非空,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a80f7e98cf9a07b94f192668f3063a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/680e5faf0145e903a1215441d6524413.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23725094c363fd158166a8698971694c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/757bf8295a13223d2a6566815524a946.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/757bf8295a13223d2a6566815524a946.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87b2826bc2dab0615397a87fa411d57b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
请从以上两个条件中选择一个填在横线处,并完成求解.
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6d41613c0bdf9420f84d1f3eb37bd05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7303a592f82bbd553164c42d72f075d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-11-30更新
|
556次组卷
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4卷引用:湖北省“荆、荆、襄、宜“四地七校联盟2020-2021学年高二上学期期中数学试题
湖北省“荆、荆、襄、宜“四地七校联盟2020-2021学年高二上学期期中数学试题四川省棠湖中学云教联盟2021-2022学年高一上学期10月月考数学试题重庆市暨华中学校2021-2022学年高一上学期期中数学试题(已下线)专题08 《函数概念与性质》中的解答题压轴题(2)-2021-2022学年高一数学上册同步培优训练系列(苏教版2019)
名校
10 . 已知函数
满足
.
(Ⅰ)当
时,解不等式
;
(Ⅱ)若关于x的方程
的解集中有且只有一个元素,求a的取值范围
(Ⅲ)设
,若对
,函数
在区间
上的最大值与最小值的差不超过1,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75f7d6f51562c4f88f6e25ea1242f910.png)
(Ⅰ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be1d8c6384d7fabddb693b2b7fcdf4a.png)
(Ⅱ)若关于x的方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1798b8db9226f5c6a773b678e299d10.png)
(Ⅲ)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/119e8f7ecf67b46400cba51ec6f818ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/994e2170bd72e0a769bae7552a80efd3.png)
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