名校
1 . 已知
,
.
(1)设
,若函数
是单调函数,求曲线
在点
处的切线方程;
(2)设
,若
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38716f6e23267264de62d5a873fef936.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9154514e9d2a5b3e3eaa508adabbaa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a020607e7478fc091525240b0580b37.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c0a974c6dbd1b25e99411faec3732f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c77f150cdda10a586d2e33af181f9f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2021-06-03更新
|
438次组卷
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2卷引用:重庆市南开中学2021届高三下学期第八次质量检测数学试题
2 . 已知函数
,
.
(1)若
在
上单调递减,求
的取值范围;
(2)设函数
,若
在
上无零点,求整数
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3e5099fb4d5eb52781e175a57ca1fad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7160d93f92089ef36f3dab809d3114b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb40796ad6ae81f1ac26d077e0ab73f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84a7a4a037a4dfe973f1eb683d93d799.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
3 . 已知函数
,其中
.
(1)若曲线
在
处的切线与直线
平行,求a的值.
(2)若函数
在定义域内单调递减,求a的取值范围.
(3)若不等式
对
恒成立,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6aa7c01df41e4ac8983494de378658a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
(1)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8c21ab40ef86e0f4c996da62ecbbef7.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1c6c9feb4963534e06d9afde738ccb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcac1e85463a3177f487d896b3d1d24c.png)
您最近一年使用:0次
名校
4 . 已知函数
.
(1)若
,求证:
;
(2)若函数
在
上不单调,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36e9f5a03b7dabef74a6feb011a90f75.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd876a2ed79c64bacc3e64b8ee92735e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5967cc62862986840af4dd29df4bcc41.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84a7a4a037a4dfe973f1eb683d93d799.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2021-05-30更新
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826次组卷
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6卷引用:江西省2021届高三5月适应性大练兵联考数学(理)试题
5 . 已知函数
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c235ca725ade5c8b07943ac106a90fb3.png)
.
(1)若函数
为单调函数,求实数
的取值范围;
(2)当
时,证明:
在
恒成立.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3e5ab9f1cb39742f6b0a63ef02fc53e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c235ca725ade5c8b07943ac106a90fb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9d083d5deae68739035c9cf6512066c.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41593474acc2022973e782bd1e0c870.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab5e0524def52baf53480b8726784ed.png)
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2021-05-29更新
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318次组卷
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2卷引用:2021年普通高等学校招生全国统一考试(模拟预测卷)数学试题
解题方法
6 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/101627bd5680abd6ec876854fa13a8c3.png)
.
(1)若函数
在
上为减函数,求实数
的取值范围.
(2)若正实数
,
满足
,求证对任意两个实数
,
,总有![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80ab323f80ca64b2b906eb3cb85f0c07.png)
成立.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/101627bd5680abd6ec876854fa13a8c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c235ca725ade5c8b07943ac106a90fb3.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b029e85e686623cdef977b2cb1f207a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若正实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77ab1256702aef4e9f1a5eb6c12ecc96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fbd67f60f04c278bdd867fdb3979dfb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4849351d8372b1e402eb978ecf1fda67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88ec1df9b197868b676836d3ea679fbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3d2d2ce0ad56b298fc4d0bd009f749b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80ab323f80ca64b2b906eb3cb85f0c07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a706a8c4f543f25e9553e4f8a01e34f7.png)
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名校
7 . 已知函数
(
为自然常数).
(1)若
在
上单调递增,求实数
的取值范围;
(2)设
,讨论函数
的零点个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c78768797b8249314320fc77b7ffa3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8938db94f49dcbe0c383fba0241bb0da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77faa6378f6997635ae63a349b1e37c6.png)
您最近一年使用:0次
名校
解题方法
8 . 已知函数
.
(1)若
在其定义域上为单调递减函数,求实数
的取值范围;
(2)设函数
.
①若
在
上恰有1个零点,求实数
的取值范围;
②证明:当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b15f2cc50b7a90ec7235f59029654e92.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5158e204757a5d5251975dea87231ae.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f61b64df10c9e1698eb90504a9543f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
②证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1fe2115d883d13561e28006d3f6143b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02ea03c94420ce3514a82cb3e46d631e.png)
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2021-05-28更新
|
1105次组卷
|
2卷引用:山东省实验中学2021届高三下学期一模数学试题
名校
解题方法
9 . 已知定义在
上的函数
.(其中常数
是自然对数的底数,
)
(1)当
时,求
的极值;
(2)(i)若
在
上单调递增,求实数
的取值范围;
(ii)当
时,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5672f244ff7f80dd1315454a1db638dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d218992d1942266d7208e476d0c4100.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)(i)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3aae9c8988f4a48db69cad3308942c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(ii)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f093c61867ee4ce75f951d46b9b123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5191a4a4f2c126cfa31259eed04ca7c5.png)
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2021-05-28更新
|
1423次组卷
|
6卷引用:广东省深圳市2021届高三下学期二模数学试题
广东省深圳市2021届高三下学期二模数学试题江西省新余市2023届高三二模数学(理)试题(已下线)第22题 导数在证明不等式中的应用-2021年高考数学真题逐题揭秘与以例及类(新高考全国Ⅰ卷)(已下线)第四章 导数专练13—与三角函数相结合的问题(1)-2022届高三数学一轮复习(已下线)专题36 导数放缩证明不等式必刷100题-【千题百练】2022年新高考数学高频考点+题型专项千题百练(新高考适用)江西省宜丰中学2022-2023学年高二下学期5月月考数学试题
10 . 已知
.
(1)求
的单调区间:
(2)已知
,令
,若
单调递增,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a024c3186d6de78e8bdc9dcc797e886f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcc32503899dab63eb3fd178add27edb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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