2024·全国·模拟预测
名校
解题方法
1 . 已知函数
.
(1)当
时,讨论函数
的单调性.
(2)若
有两个极值点
.
①求实数
的取值范围;
②求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d844374b17ee68cb3aaecd568c7631b8.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
①求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
②求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d4f313e85b97bda207222fa6e82b463.png)
您最近一年使用:0次
2024-05-06更新
|
1086次组卷
|
7卷引用:四川省内江市第三中学2024届高三第一次适应性考试数学(理科)试卷
四川省内江市第三中学2024届高三第一次适应性考试数学(理科)试卷(已下线)2024年普通高等学校招生全国统一考试数学押题卷(五)(已下线)专题2 导数与函数的极值、最值【练】天津市新华中学2023-2024学年高三下学期校模数学试卷河北省衡水市第二中学2023-2024学年高二下学期5月学科素养检测(二调)数学试题福建省宁德市福安市第一中学2023-2024学年高二下学期第三次月考数学试题(已下线)2024年天津高考数学真题变式题16-20
2 . 已知函数
,
.
(1)若函数
的最小值与
的最小值之和为
,求
的值.
(2)若
,
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4552caff6331b9d77ad851a7cc247dfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc8c9fa3703e4fa3deb3e02c4a3dcf83.png)
(1)若函数
![](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/f3145c63863ba30de433a12739dd621c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a5be37e14a6086cd83d605aec22f9c5.png)
您最近一年使用:0次
2024·全国·模拟预测
3 . 已知
,其中
.
(1)当
时,证明:
;
(2)若
,求
的取值范围;
(3)设
,
,证明:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/528cf1201a9db412206634c7b6db643e.png)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c4e405fae04db95646ab629ae0ec3a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4975bba591e87e464bcc30c7cf043950.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/528cf1201a9db412206634c7b6db643e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1de62952222f55d386fd4d5b6daaa3b9.png)
您最近一年使用:0次
解题方法
4 . 设
.
(1)当
,求
在点
处的切线方程;
(2)当
时,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ecb71a61df880ca42ab1a78be54cc71.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/606e5694c2f33033cced4e29d3152c16.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd48510f6468fb213973329fd0ffee87.png)
您最近一年使用:0次
5 . 设函数
.
(1)当
时,求曲线
在点
处的切线方程;
(2)证明:存在
,使得当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5435f1f2165c10742119d9ab527495ac.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/696a4d2bfc40da751dd2acaf94d68795.png)
(2)证明:存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a17538e2728de94c13f8734b7d5716e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecf9befc3b336d83b83bcfcbc19c0752.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06344d4fe683dbc1209fbd175854ad77.png)
您最近一年使用:0次
2024·全国·模拟预测
名校
解题方法
6 . 已知函数
,
.
(1)求曲线
在点
处的切线方程.
(2)当
时,讨论函数
的单调性.
(3)若
对任意
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5bb46545c1d19d4e7a7a250a80f3feb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2bcaed4f3483df586a8caba320df109.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ea9824af71c9da5db5a00ec06063024.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77290691e78eb02bc26b236be152184c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4921923069c4f38a0af1ff8637e35b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-04-23更新
|
551次组卷
|
3卷引用:四川省德阳市第五中学2023-2024学年高二下学期五月月考数学试卷
四川省德阳市第五中学2023-2024学年高二下学期五月月考数学试卷四川省南充市嘉陵第一中学2023-2024学年高二下学期第三次月考(5月)数学试题(已下线)2024年普通高等学校招生全国统一考试·押题卷数学(五)
7 . 已知函数
.
(1)当
时,求函数
在区间
上的最小值;
(2)讨论函数
的极值点个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aebbf2ce974635807fe29de594da29c9.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91f113f0953b99014fdf934fd88811cb.png)
(2)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
解题方法
8 . 已知函数
.
(1)当
时,求曲线
在点
处的切线方程;
(2)设
是函数
的两个零点,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d50d3a1ea316f81f7f4d950e7691f45.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9f8845aa2b51c460f2d798c9f62fa3.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aca579894dad67bc82cb715fd48e0d70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d0c99ddd028f0bc3b1d64924ff0f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03ca13a93b5f401c0d39ba52b0cffcb0.png)
您最近一年使用:0次
9 . 已知函数
.
(1)当
时,求函数
的最大值
(2)若函数
有两个不同零点,求实数
的取值范围
(3)设
,数列
的前
项和为
.证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22402c92b6520102d426be0426dd2682.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/448e12651d90029beeeedfa4dba2a519.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6ac599022bc660692040ae16fc548f2.png)
您最近一年使用:0次
名校
解题方法
10 . 已知函数
,其中
.
(1)求
的最大值;
(2)若不等式
对于任意的
恒成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d447e5fb5a49e6e1f28dad47b3e5ae9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8598ef27d96537e267fad8e4b7a0418.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80a7a3641b3b1a6cfa4396f2af9fd94c.png)
您最近一年使用:0次