2023·全国·模拟预测
名校
解题方法
1 . 已知
是正实数,且关于
的方程
有且仅有一个实数解.
(1)求
的值;
(2)求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ab8c0afd948a09282c0ecacece8a120.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ae24688d4c45aad43e9af0b7bbfda6b.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b633f5a30b1930ea87a46dd8f9914baa.png)
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2023-11-20更新
|
56次组卷
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4卷引用:四川省南充高中2023-2024学年高三下学期第十三次月考理科数学试卷(附答案)
四川省南充高中2023-2024学年高三下学期第十三次月考理科数学试卷(附答案)四川省南充高中2023-2024学年高三下学期第十三次月考文科数学试卷(附答案)(已下线)2024年普通高等学校招生全国统一考试文科数学领航卷(五)(已下线)2024年普通高等学校招生全国统一考试理科数学领航卷(七)
名校
解题方法
2 . 已知函数
.
(1)求
的值;
(2)若关于
的方程
有且仅有四个不相等的实数解,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ac8e3ef3d32ce77ede90dcc6aeeafa6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b32a859898e9905e0524d3a982eb34b6.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3430c3a2918cca413fb9c21f12bdeb26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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名校
3 . 已知函数
,对于任意的
,都有
,当
时,
,且
.
(1)求
,
的值;
(2)当
时,求函数
的最大值和最小值;
(3)设函数
,若方程
有4个不同的解,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e64541d7f445079207b6f671adc7d662.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd384d86840b7b158af41f56fe29c7d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b666663ce3537a634a3b427b418eb62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b0887337b2dd1eeaf6590b8793a720e.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f54b6a060d6c51a328341df76013bd89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cf59c5075f9e6fdf3782b6c0e528237.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ce1876cd7a0b6336da2196c706a20cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3819d11c74180ad9228008ddbb4ecbfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f168b6811f1da5f09db1d9984ad8664f.png)
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2023-11-26更新
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397次组卷
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2卷引用:四川省内江市第六中学2023-2024学年高一下学期开学考试数学试题
名校
解题方法
4 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a296c144fc9626f81ae59d6dc1d6a80.png)
的图像;
(2)求
;
(3)求方程
的解集,并说明当整数
在何范围时,
.有且仅有一解.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a296c144fc9626f81ae59d6dc1d6a80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/981db5e1425f4510580273488f6e1fd0.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/549f9c4a708ba21ecadd712e2df626a4.png)
(3)求方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b7bff9b2431134f7683a9cc4e68acd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb291880ef86317d079c0e0b349403e5.png)
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2023-12-09更新
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186次组卷
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6卷引用:云南省曲靖市马龙区第一中学2023-2024学年高一上学期期末考试数学试题
名校
解题方法
5 . 已知函数
(
为自然底数).
(1)判断
的单调性和奇偶性;(不必证明)
(2)解不等式
;
(3)若对任意
,
,不等式![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00003eb6f472897ba1e4b4c1998be09e.png)
都成立,求正数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad2172d9c8b014c141fbf2b4d55704dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c04e8f899f16999d2068364f1b81e71.png)
(3)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5caabda288fc01cc168938846eec5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00003eb6f472897ba1e4b4c1998be09e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9897bf91ddaac9fa4121ab42ea7fdf45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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2022-09-29更新
|
817次组卷
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6卷引用:福建省福州市马尾第一中学2023-2024学年高一上学期期末模拟数学试题
6 . 已知函数
是偶函数,且
,
.
(1)当
时,求函数
的值域;
(2)设
,求函数
的最小值
;
(3)设
,对于(2)中的
,是否存在实数
,使得方程
在
时有且只有一个解?若存在,求出实数
的取值范围;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3067e2ce6964dd8a4657f33ff1020e42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7266302e4bcdec779069599b8a60819c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f76a0407dc64862b341524e8f3d7164.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0eac2b31a19918895e5af2d316490e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59720e6b24607644cc42a4575d1cb420.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46be55c8f2760d6db125f46691a3de48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3ae7e5228fd1acb0d46f6941143a7.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aeae227ddcd963101c96448b12a69d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3ae7e5228fd1acb0d46f6941143a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f610b4db18f28c65bcac27b5e8e3685.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a65f98fb31af1299a4d4b31d67a240b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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2023-11-13更新
|
300次组卷
|
2卷引用:山东省淄博市第七中学2023-2024学年高一上学期1月月考数学试题
名校
7 . 已知函数
,将
的图象各点横坐标缩短到原来的
,纵坐标伸长到原来的2倍,然后再将所得函数图象向左平移
个单位后得到
函数的图象.
(1)方程
在
上有且只有一个解,求实数
的取值范围;
(2)实数
满足对任意
,都存在
,使得
成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b923078510697d5f7f9ea392eb76dd9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
(1)方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35afd992010d9a310ecef5e1b101e962.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c9aeed3c8c5a04e48d011c607f9142.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(2)实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fecff4475e063dfcb5d64e542a20ef12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33890c6b0bf167514d44139d9dca0154.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d6ec5791f0789d829deb802accbdc98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
8 . 已知函数
为偶函数,函数
为奇函数,且满足
.
(1)求函数
,
的解析式;
(2)若函数
,且方程
恰有三个解,求实数k的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9962472d89ea9a3b2340fe1b420dfc6a.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34fb390b0b6b1a6d637cc4de9322bb4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f6be15b83c470d6303b3bb4e44a7062.png)
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2023-04-06更新
|
393次组卷
|
3卷引用:四川省泸州市叙永第一中学校2023-2024学年高一上学期期末数学试题
9 . 给出定义:设
是函数
的导函数,
是函数
的导函数,若方程
有实数解
,则称(
)为函数
的“拐点”.经研究发现所有的三次函数.
都有“拐点”,且该“拐点”也是函数
的图像的对称中心,已知函数
(1)求出
的对称中心;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10acd6d864583617dd3e71240bf0c857.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df1fa6ca9eb7cea9131dad36db6a0ac6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11abb76da45ffa52b47c3a6b9a03ac7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43db00e106c7d08a76a7ba71ca5e63d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c553558c1640e17b0c67395627d488c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f087ded8039eedaa8aa724b81ec393e9.png)
(1)求出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e88afe5c5be8dc12217ccbef588cc61c.png)
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名校
解题方法
10 . 已知函数
与
的图象关于直线
对称.
(1)若函数
是偶函数,求实数
的值;
(2)若关于的方程
有实数解,求实数
的取值范围;
(3)已知正实数
满足
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2eae1b87c23b45ce5e5e74d5b1d73234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26b1a9cab94e178e266f5439338691c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若关于的方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55971f4452dc3e8f9d17ffa43797a552.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)已知正实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bc3d87073e70663f849c078835ea6ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a506adeac151b46af2d5b1eaa91de57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d178e76ed3c14fb8eeb934c80161cac8.png)
您最近一年使用:0次
2023-03-21更新
|
363次组卷
|
4卷引用:广东实验中学2023-2024学年高一下学期第一次段考数学试题
广东实验中学2023-2024学年高一下学期第一次段考数学试题山东省威海市2022-2023学年高一上学期期末数学试题辽宁省大连市滨城高中联盟2022-2023学年高一下学期3月月考数学试题(已下线)期末真题必刷压轴60题(22个考点专练)-【满分全攻略】(人教A版2019必修第一册)