名校
1 . 已知
.
(1)设函数
,若函数
与
的图象无公共点,求m的取值范围;
(2)令
的最小值为T.若
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91aafaba36bf34d052ee85f12cc0a398.png)
(1)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3592aa85c9120fd042816dd47bba82ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/773ca22fc12ade9e60dbc749ba5cfa73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12d6e540dc3435961c9c44d4805a375f.png)
您最近一年使用:0次
2024-06-08更新
|
293次组卷
|
4卷引用:四川省大数据精准教学联盟2024届高三第二次统一监测文科数学试题
解题方法
2 . 已知函数
,且
的解集为 ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a484e16f70f4bce2b8418d37c3e100a7.png)
(1)求
的值;
(2)设函数
,若存在
使
成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58a4a2c36860ca8cd3ad4b77391f9595.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f359824c075fa0bcdd51311d789ec3a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a484e16f70f4bce2b8418d37c3e100a7.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd49d1d6f2fdab11e26b1606275b5e3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1376168658dbe7f5b7f4d75fb1db545a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05fce924911d5ed93147dfce9e41c2b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
3 . 已知函数
.
(1)解不等式
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4da9c55a0850d1b02fa2f518a1cdddc.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/789c03fd0e0e7f03a09d9cdd3f740df0.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/311f648c3f2ebc5508dcb11b345bbea7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2024-05-04更新
|
146次组卷
|
3卷引用:四川省遂宁市射洪中学校2024届高三高考考前热身数学(文)试题
解题方法
4 . 已知函数
.
(1)当
时,解不等式
;
(2)若
,
成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ade02f249d4f0b17578886dc1b21c4e8.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/deaadf83be8a2effd7e32ba4742a3dc1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bc98a4d9ae0580aa2c1152ffb770d4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4103d831091c59f63c66b87aac72ba1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2024-04-24更新
|
292次组卷
|
2卷引用:四川省成都蓉城名校联盟2024届高三下学期第三次模拟考试数学理科试卷
解题方法
5 . 已知函数
.
(1)当
时,解不等式
;
(2)若
的解集包含
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0f0915b7bbe6e6f212099f0fc10ea6f.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/369100ccd44feaa77e5f119ea949a879.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d3c756a52c9185ae6d02d9b9312f29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1279ef84071f5ad7c4c1681357edd84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
6 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/24/d3b37f91-58ee-4f16-a4bc-57c44c4b5173.png?resizew=209)
(1)当
时,画出
的图象,并根据图象写出函数
的值域;
(2)若关于x的不等式
有解,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bcbcac894847c7dc0809a3f201cbc39.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/24/d3b37f91-58ee-4f16-a4bc-57c44c4b5173.png?resizew=209)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7855bbdd4464e3994827995359132e48.png)
您最近一年使用:0次
2024-04-13更新
|
455次组卷
|
2卷引用:四川省南充市2024届高三高考适应性考试(二诊)理科数学试题
解题方法
7 . 已知函数
.
(1)当
时,求不等式
的解集;
(2)当
时,若
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5ac882a053980b178eedc22d1320320.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdbf6506e9de40da0f3c51b81b35a901.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/392f716be3f4428d1abc462b702b9446.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解题方法
8 . 已知定义在
上的函数
.
(1)若对任意
,不等式
恒成立,求实数
的取值范围;
(2)若
的最小值为
,设
,满足
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8385bb3952a218fdb54899297fccd623.png)
(1)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68865cd8a5a27d19b3ae7c70eee4302e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3eb9b6fe8959ae9e71e857b6d6fed49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2389ad385d42892e819cca4918bf8b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14ba2caadc61330c51c8c0869164ba3a.png)
您最近一年使用:0次
2024-03-21更新
|
423次组卷
|
2卷引用:四川省宜宾市2024届高三下学期第二次诊断性考试理科数学试卷
解题方法
9 . 已知函数
,不等式
的解集为
.
(1)求实数
的值;
(2)函数
的最小值为
,若正实数
满足
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bbeee4d3536178d20670f2c8ebd9174.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/990d3feee85e869ea9ab561ff63d46a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87d07322b24b466c97167784cb9f78c5.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b511bcbe94aa484c0a067891fbf7968.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/055be877b0d39ca29ab04eafb87555e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3908d07182a6335574dceba609458f8.png)
您最近一年使用:0次
2024-03-21更新
|
388次组卷
|
2卷引用:四川省成都市2024届高三下学期第二次诊断性检测文科数学试题
解题方法
10 . 已知函数
.
(1)解不等式
;
(2)若不等式
恒成立,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1af681bfcfc5e82270e4ef0351b72db4.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3a3bdef65f8426e230f20a4bb97e2d9.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75b4a10d3682f03b161b864a7511473d.png)
您最近一年使用:0次