名校
解题方法
1 . 已知函数
.
(1)求不等式
的解集;
(2)若
,
,且
,求满足条件的整数
的所有取值的和.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1e7557f89eb2c438cdea7fa97eb6551.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f501d134a31e3988e14d671605787648.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fde28188ddd8e0e44d6bef6b40ced2d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e15c2171c1be9ec394494ad822a048d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7db3272da23cb2de0aa20fbd07af26ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-01-06更新
|
467次组卷
|
5卷引用:慕华优策联考2022-2023学年高三第一次联考理科数学试题
名校
2 . 设
,函数
.
(1)若
,求证:函数
为奇函数;
(2)若
,判断并证明函数
的单调性;
(3)若
,函数
在区间
上的取值范围是
,求
的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5029bd373d0a619fd342eeb67a03dd2e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ac9eb4f13a6ec140f7050e8d7dde52c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ac9eb4f13a6ec140f7050e8d7dde52c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/711e45f600c091e6830c0b70cd012ca3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1897096c9888358bf2b8322f66b8ccc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8573eecbc29f522671b3892ec406c50b.png)
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2024-01-26更新
|
353次组卷
|
2卷引用:河南省信阳市信阳高级中学2023-2024学年高一上学期12月月考数学试题
名校
解题方法
3 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/13/c30a1791-d8c3-4411-84a5-78368d57bd41.png?resizew=188)
(1)列表、描点(7个)并画出函数
的图象,自变量
的取值可任取;
(2)根据图象写出
的单调递增区间(不用证明);
(3)若方程
有四个实数解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52aad1ed3e7588ad6ae05d63506ececa.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/13/c30a1791-d8c3-4411-84a5-78368d57bd41.png?resizew=188)
(1)列表、描点(7个)并画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)根据图象写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9c0d827ef8598ba6b70b34b2bdcd1e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2023-11-19更新
|
191次组卷
|
2卷引用:河南省三门峡市渑池县第二高级中学2023-2024学年高一上学期12月月考数学试题
4 . 设
.
(1)在如图坐标系中作出函数
的图象,并根据图象求不等式
的解集;
(2)若存在实数
,使得不等式
成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edf39c946dd3115272c95ca286f9f259.png)
(1)在如图坐标系中作出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dc9ede2e55724383dd1093fc7fcdb59.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/25/f8bb4f55-e8f9-425a-aa34-41be5b9bc37e.png?resizew=180)
(2)若存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/744d904b45ad93f385b2f9edfd49e6cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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2024-02-26更新
|
60次组卷
|
2卷引用:中原名校2022年高三上学期第四次精英联赛理科数学试题
解题方法
5 . 已知函数
.
(1)求不等式
的解集;
(2)设
,若对
,总
,使得
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bc1a73a0ecfbe195c22f0e55d320bab.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74bff70b02942f8815dfe06901fd6595.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/254ce5177fce7fa88cbcc4219b41e0ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/703c71e301b4bdaef96da0c9769adbe7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e6d1ab7e8a09f5d8ee9586dc760a876.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29f5020d133f458912dc3da22b8127d.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
6 . 已知定义在
上的函数
满足以下条件:①
,当
时,
;②对任意实数
恒有
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/249a976e88133f3b3733f09137cf5c42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3dc7ce7322bdcb87413f7283cb70049.png)
A.![]() |
B.![]() |
C.若![]() ![]() ![]() ![]() |
D.不等式![]() ![]() |
您最近一年使用:0次
2024-01-06更新
|
355次组卷
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3卷引用:河南省新高中创新联盟TOP二十名校2023-2024学年高一上学期1月调研考试数学试题
解题方法
7 . 已知
,则不等式
的解集为________ .若对于任意
,都有
,则正实数
的取值范围是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a97cb64885f6a1b5646840e14f42b1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12b76be0cb464b2a141d76963e5295a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e53fea451e5a89546cf758597abf9063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a9bd59c91225e8e9b1e5d306ee41f4c.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
8 . 已知函数
.
(1)当
时,求不等式
的解集;
(2)若
的最小值不小于2,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/872ceaaac05f5e03c44df446f3de1271.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a6eb73934733506f77c19db1912b8ab.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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9 . 下列结论中正确的是( )
A.若函数![]() ![]() ![]() |
B.若![]() ![]() ![]() |
C.设![]() ![]() ![]() ![]() ![]() |
D.若函数![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
解题方法
10 . 已知函数
.
(1)求不等式
的解集;
(2)若不等式
对
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7edecfbf1b4e1052468d209e8f017a88.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d414fc467464fc800843766d0c1e5909.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fba7998535ec5851ee7f171b8837c696.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66692ec49a458f9e48c7315d03dfc37b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次