解题方法
1 . 已知函数
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/254d3bcbf7948d0818f574e6af514a19.png)
A.函数![]() |
B.当![]() ![]() |
C.若关于![]() ![]() ![]() |
D.若函数![]() ![]() |
您最近一年使用:0次
名校
解题方法
2 . 已知函数
.
(1)若
,且
与函数
的图象相切,求
的值;
(2)若
对
成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0cfa7325d2bd3f5de8af87e2f410df.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e10e1c43b86a8cd4360ca9b57232164.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c50866229ec5a3640fb250f9bd2192b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/256f3981024e53f373a80aad40e994ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b6a8984aa398bf767ccd9a601d77983.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-03-29更新
|
1072次组卷
|
3卷引用:黑龙江省大庆市大庆实验中实验二部2023-2024学年高二下学期开学考试数学试题
名校
3 . 已知函数
的表达式为
.
(1)当
时,证明
;
(2)当
时,讨论函数
的单调性;
(3)若
对
恒成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57492d00c217459f868e23a6eeffa242.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2259e91a333ecf7900f6289f1fc22759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66692ec49a458f9e48c7315d03dfc37b.png)
您最近一年使用:0次
解题方法
4 . 已知函数
且
恒成立.
(1)求实数a取值的集合;
(2)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50ae60a5066382a41ab365ee014ed899.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.png)
(1)求实数a取值的集合;
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43ab301cd91aa2a5cf9b5fd1365d17cb.png)
您最近一年使用:0次
5 . 已知函数
.
(1)判断函数
在区间
上极值点和零点的个数,并给出证明;
(2)若
恒成立,求实数
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b92f828b9e33e68f58882b7b5bf96fb.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e96df2e43abe1288ff3aca485424a851.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/189717bd2a890f6ac7a419005be368cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
6 . 已知函数
.
(1)当
时,求曲线
在点
处的切线方程;
(2)若
恒成立,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42b9d5f0672e0811044981af69b6c1a1.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/705e64c6f20c5ba1bfeeb92eb2a31b04.png)
您最近一年使用:0次
2024-03-13更新
|
2107次组卷
|
5卷引用:河北省2024届高三下学期大数据应用调研联合测评(V)数学试题
河北省2024届高三下学期大数据应用调研联合测评(V)数学试题河北省秦皇岛市昌黎县开学联考2024届高三下学期开学考试数学试题河北省沧州市泊头市大数据联考2024届高三下学期2月月考数学试题(已下线)第2套 新高考新结构全真模拟2(艺体生)(已下线)第五套 最新模拟重组精华卷(2月开学考试)
名校
解题方法
7 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d999cab1da214d9b16c06be3e5a80507.png)
A.![]() |
B.![]() ![]() |
C.![]() ![]() |
D.当![]() ![]() ![]() ![]() |
您最近一年使用:0次
名校
解题方法
8 . 设函数
.
(1)若曲线
在点
处的切线方程为
,求
,
的值;
(2)若当
时,恒有
,求实数
的取值范围;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bfb335ea5c026396f0efecedded3e46.png)
(1)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9f8845aa2b51c460f2d798c9f62fa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987d5df2a3c0abe19a2ee4bcf1b92809.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)若当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/619f547f7b409d9acc919e8a91be779b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
9 . 已知函数
.
(1)若
,当
时,讨论
的单调性;
(2)当
时,
,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df774b7aec4543f1a9375271837021f7.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/200f24e682c93e02a87f3f9d57dc5d40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e10dce73bdc1d522ae7cb34805ed3d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48350c9f896c18a64f27867ca81c9be2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4d011be02de5cc8ab52408b503744ad.png)
您最近一年使用:0次
名校
10 . 已知函数
的导数为
.
(1)若
恒成立,求实数k的取值范围;
(2)函数
的图象上是否存在三个不同的点
,
,
(其中
且
成等比数列),使直线
的斜率等于
?请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cc1b193aa193153eb402df8560778e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4628a4bec344f42992fdf0d4fcd0e56e.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c16dac1e9bf5804c8907cbc59014d04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1310a7a80d1f8751a3f8cafe7f8c8b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b8ec9d4206ea66a02de5c4a1e1e911.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e2004890867828e45d2c2d6bb58ecab.png)
您最近一年使用:0次
2024-03-09更新
|
572次组卷
|
2卷引用:山东省菏泽第一中学南京路校区2024届高三下学期开学考试数学试题