名校
解题方法
1 . 已知定义在
上的函数
是偶函数,当
时,
,若关于
的方程
有且仅有6个不同的实数根,则实数
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00147a0bfc0ce72b3a652c2abccccfa6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1aa47b2df21fca7a0dae406d541d1c9b.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
2 . 已知
是定义域为
的非常数函数,若对定义域内的任意实数x,y均有
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/862c700233ca17ff8effa813031a0f00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13b22890bc58143286f08b3a154bf517.png)
A.![]() | B.![]() ![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-04-18更新
|
1163次组卷
|
3卷引用:湖南省湘楚名校2023-2024学年高二下学期5月月考数学试题
名校
解题方法
3 . 已知
的值域为
,
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8f20d2b0382b112f72c13f92c90580b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1d77ca45806a04928e396fcc19cd701.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
4 . 已知函数
.
(1)求
的解析式;
(2)求不等式
的解集;
(3)若存在
,使得
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/035743589d3cdbe21bdd660ede3b3755.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5300590ff3ed47179909171816b56fc6.png)
(3)若存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce426a8dba7e08538d7b68bc1076d9a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2024-03-10更新
|
194次组卷
|
2卷引用:湖南省邵东市第一中学2023-2024学年高一下学期第一次月考数学试题
名校
解题方法
5 . 已知函数
,函数
与
互为反函数.
(1)若函数
的值域为
,求实数
的取值范围;
(2)求证:函数
仅有1个零点
,且
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff6838d84b68c6f0d3b93b196d9b08d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7f56243e7c102bcea2755b9e5ab8455.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)求证:函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f6655e9e9bb9995d0c7e1dd02eb718d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1680e0b88a968543d32bb4ccf820e0d.png)
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2024-03-01更新
|
321次组卷
|
2卷引用:湖南省株洲市二中教育集团2023-2024学年高一下学期第三次阶段性检测数学试题(A卷)
名校
解题方法
6 . 已知全集为R,对于给定数集A,定义函数
为集合A的特征函数,若函数
是数集A的特征函数,函数
是数集B的特征函数,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ef299b559eb12ac8b45b8dc056fb69a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
A.![]() ![]() |
B.![]() ![]() |
C.![]() ![]() |
D.![]() ![]() |
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2024-02-23更新
|
317次组卷
|
2卷引用:湖南省株洲市第二中学2021-2022学年高一上学期第三次月考数学试卷
名校
7 . 已知函数
满足:①对任意
,
;②若
,则
.则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5ab4b75fa22deba7fcbcdcb31dd45b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8a9fa465d83ad1ec629bda8b9d1be67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a11a069688e4c797fcf527eab15afa82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68ca9ba4cbc0d91bc2c6301e9d23d077.png)
A.![]() | B.![]() |
C.若![]() ![]() | D.若![]() ![]() |
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2024-01-23更新
|
1864次组卷
|
5卷引用:湖南省湘潭市湘潭县第一中学2024届高三下学期2月月考数学试题
名校
8 . 已知函数
的表达式为
,若方程
有四个不相等的实根
,且
,则
取值范围是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/664d5a568352ae5c7bb21549055ecd7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2e3397839f4b65912c2f0cfe7f05eef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd42c34b2f926f4600e8622b961e3c92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3604274ad6707a906eba371a9e884144.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d4077511e2a6cd8caff76581a94b6fe.png)
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2024-01-15更新
|
219次组卷
|
2卷引用:湖南省常德市汉寿县第一中学2023-2024学年高一下学期5月月考数学试题
名校
解题方法
9 . 已知函数
和
的定义域分别为
和
,若对任意的
都恰有
个不同的实数
,使得
(其中
),则称
为
的“
重覆盖函数”.(1)若函数
是
的“
重覆盖函数”,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3cb8d72bb2e281b943b3b430138ef7.png)
______ ;(2)若
为
的“2重覆盖函数”,记实数
的最大值为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac3594ee6ec0ca28c73c785326a8b014.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/6795cae2df43a722e1355e9562d93c09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c296e45b84cf67a98939aa7334e7d478.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3eddf991be37d25d033f78bd3511809.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de4bc51cc4ce429004c418fff2798c75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95d3de6d381d271e1098162aa98a654e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/296f96c5b9d7593e81d7d7e004cc925b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdf8e1bc2321bcb98574cc6ef270c661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f5050bf336c3472ba52b823c45725da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3cb8d72bb2e281b943b3b430138ef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20c58c9b7da5d150908b872a417da15b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfa0cd68faae3f44bcc3773c98cd266a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac3594ee6ec0ca28c73c785326a8b014.png)
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2024-01-13更新
|
720次组卷
|
3卷引用:湖南省常德市第一中学2024届高三上学期第六次月考数学试题
名校
10 . 已知函数
的定义域为
,且
,函数
在区间
内的所有零点的和为16,则实数
的取值范围是_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d65bdc820ab87b9a7909d2be591abec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8177c0ba3ade4bca8c29a3d89c6610c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5508670d9a6a70b58762ea2e52cac15e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1385e46e79bc8d3ccc8162791f91f7c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-12-14更新
|
549次组卷
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6卷引用:湖南省长沙市雅礼中学2024届高三上学期月考试卷 (三)数学试题