直线
与函数
的图象有相异的三个公共点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46111e4d12c21798aa213c0d7804c2ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df77cf05f8e882c35f1156dc54a5e090.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
更新时间:2021-08-24 12:18:52
|
相似题推荐
解答题-问答题
|
适中
(0.65)
【推荐1】已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ee1bf2f091d393aec7195ff30eb1796.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30aa3954054926017cb81e5f2cd122b7.png)
(I)当
时,求
的极值;
(Ⅱ)当
时,讨论
的单调性
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ee1bf2f091d393aec7195ff30eb1796.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30aa3954054926017cb81e5f2cd122b7.png)
(I)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(Ⅱ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
解题方法
【推荐2】已知函数
,
.
(1)当
时,求
的极值;
(2)若
且对任意的
,
恒成立,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9d205ad6936eb2ca5f327cadc012406.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a6f0499b711e1365039b30062cf7bd3.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5120ebff49b13b681d978c820c50e754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f364bd19eda02fa19a278441b2aa401b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c0aa2ef928b6e3341d0a0dc6d8055b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73d0b563e59167b3605d148b9988be1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
【推荐3】已知函数
.
(1)求
的极值;
(2)已知
,函数
,若关于
的不等式
恒成立,试确定
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e0fc24cdd65b39075fe0774bd629bd3.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d031cfa3aa0ba46b0a4fd8c3a6662c8c.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10ede78fd7ac619ea597856254bb5d75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fd21d576362e1bfd77d5a8241f86085.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52e97c2b322a6ea21d727f08dfc36f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
【推荐1】已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4da4e29f778058d79b8cf2f791f3fea.png)
.
(1)讨论函数
的单调性;
(2)当
时,设函数
.若函数
在区间
上有两个零点,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4da4e29f778058d79b8cf2f791f3fea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec3e3bcd67cf1a355986c6e3132470c7.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78855110a1d613f2c9a0a9b1354a2733.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8938db94f49dcbe0c383fba0241bb0da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
【推荐2】已知函数
.
(1)求函数
的单调区间;
(2)当
时,方程
有两个解,求参数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99e11e7d5ca845e7e7e860480cce6a46.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9c0d827ef8598ba6b70b34b2bdcd1e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次