2022高三·全国·专题练习
名校
解题方法
1 . 已知函数
.
(1)若
,求函数
的单调减区间;
(2)若
,正实数
,
满足
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c22eb932ed5edb49ae94eb1b4c6d7640.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3471484b64504fc545398f52be830010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8edc9a8dca8cf050887b4915bfc962f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6330de640d51bb3970813289a4de3a5d.png)
您最近一年使用:0次
解题方法
2 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db64f396c81983a41bf7d8d6022a060e.png)
A.![]() ![]() ![]() |
B.![]() |
C.若a,![]() ![]() |
D.若![]() ![]() ![]() |
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2022-01-09更新
|
613次组卷
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2卷引用:海南省2022届高三上学期学业水平诊断一数学试题
3 . 已知函数
.
(1)求
的图象在
处的切线方程.
(2)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3eb9bc0543ce13125c3ce122436e611.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a83c37ee4e8ff55553e10b1a767c422.png)
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2022-01-08更新
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265次组卷
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2卷引用:甘肃省庆阳市2021-2022学年高二上学期1月月考数学(文)试题
名校
4 . 已知函数
有两个极值点
,
.
(1)求实数a的取值范围;
(2)求证:
;
(3)若
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3aecf730bd5403c5d1dae0af4b452900.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
(1)求实数a的取值范围;
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5014532a49964655c3105c8827c5e840.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b28e85838e860f28b7816f992bd972d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a96b8f760bc732836c28761d8636ae06.png)
您最近一年使用:0次
名校
解题方法
5 . 已知函数
.
(1)若
在
上单调递增,求
的取值范围;
(2)若
在
上存在极值点
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28cb07d617bf1ea6b5b4c979022c57ef.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe86cace140f2c3588ab115837bbfc9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870ebc2f7aabb028024894568d749934.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d69889916683f17377ca68f04a4c2e61.png)
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2022-01-07更新
|
565次组卷
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2卷引用:四川省凉山州2021-2022学年高三上学期第一次诊断性检测数学(理)试题
6 . 已知函数
,曲线
在点
处的切线斜率为
,在点
处的切线经过原点.
(1)求实数
的值;
(2)若
有两个根
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/026ac8ec21bd552999f2bcb693858118.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eabec9574c59cbba3085622f169050c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9f8845aa2b51c460f2d798c9f62fa3.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/338316b0fe50fdea0f2f75aec4c990dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aca579894dad67bc82cb715fd48e0d70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd9ecff4a78bad2cf9350136f37dd159.png)
您最近一年使用:0次
名校
7 . 已知函数
.
(1)判断
的单调性.
(2)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3eb9bc0543ce13125c3ce122436e611.png)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a83c37ee4e8ff55553e10b1a767c422.png)
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2022-01-04更新
|
540次组卷
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5卷引用:河南省2021-2022学年高三上学期第五次联考文科数学试题
河南省2021-2022学年高三上学期第五次联考文科数学试题 (已下线)专题24 导数(理科)解答题20题-备战2022年高考数学冲刺横向强化精练精讲陕西省安康中学本部和分校2021-2022学年高二上学期期末联考文科数学试题吉林省四平市第一高级中学2021-2022学年高三上学期第四次月考数学(文)试题陕西省安康市安康中学本部和分校2021-2022学年高二上学期期末数学(文)试题
名校
8 . 已知
,
.
(1)求
在
处的切线方程;
(2)已知
的两个零点为
,且
为
的唯一极值点.
①求实数
的取值范围;
②求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89b69a910e5fca99e1dd907e8fae2a74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f1da3054248314e83b006bc210a5d3d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b98fcb9b8c4217901cb5a5b2df1cd8ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dae74c724114bfeff024dd7b79f5edc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46be55c8f2760d6db125f46691a3de48.png)
①求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
②求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c04ddd92ea0665845393e47f4b4a7679.png)
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解题方法
9 . 已知函数
,
.
(1)讨论函数
的单调性;
(2)证明:当
时,
;
(3)判断
在区间
上零点的个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e19feaccf46877b7c10fa7ca8b9cd2f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c3b1c25da11b2b80ae02b2ce756016b.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f253cd4ef55241bc3833b2ecc233719.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a89116a80277953ada613bea6cbcb08.png)
(3)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/228948ff869c2ac90481946292213836.png)
您最近一年使用:0次
名校
解题方法
10 . 已知函数
.
(1)讨论函数
的极值;
(2)当
时,证明:
恒成立.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58d93f1e4e15ebb5937870976597d629.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e10e1c43b86a8cd4360ca9b57232164.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bd819309bacd09e41c06257eb27f2e0.png)
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2022-01-02更新
|
1073次组卷
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4卷引用:衡水金卷2021-2022学年度高三一轮复习摸底测试卷数学(一)
衡水金卷2021-2022学年度高三一轮复习摸底测试卷数学(一)重庆市西南大学附属中学校2022届高三下学期第六次月考数学试题(已下线)专题24 导数(理科)解答题20题-备战2022年高考数学冲刺横向强化精练精讲沪教版(2020) 选修第二册 经典学案 期中测评