已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97518110a9a6edb15ac4efca87913055.png)
(1)求函数
的单调区间;
(2)求函数
在
上的最值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97518110a9a6edb15ac4efca87913055.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0f995ae0e693cf0fe631fd960014bb3.png)
更新时间:2017-12-07 08:34:31
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相似题推荐
解答题-问答题
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适中
(0.65)
名校
【推荐1】已知函数
在
处取得极值.
(1)若
,求函数
的单调区间;
(2)若
,函数
,若存在
、
,使得
成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c126eb99d21e549d7ab935a3d1bfa173.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2584d4e78881413d8ddd1ec84011db2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cba7586f565f2c2b1179182fd2a9118.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77ab1256702aef4e9f1a5eb6c12ecc96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51f8725cd953506942215f6eae743e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fcadf1b815a5fd4edca786fbce3a4de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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适中
(0.65)
【推荐2】已知函数
.
(1)求曲线
在
处的切线方程;
(2)设函数
,求
的单调区间;
(3)判断
极值点的个数,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053568b3e595d79fae3c816c57b0047.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ea9824af71c9da5db5a00ec06063024.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c765461ae1a6c70f5cbdcb6c932a22b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(3)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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解题方法
【推荐3】已知函数
,当
时,
有极大值,且
.
(1)求函数
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(2)在(1)的条件下,讨论函数
在
上的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dc1cae38be31fe8c4563ddad5cb028.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/639c3d2ff5ee566fcc1b69c65712a661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6365255dae26e63b7ac892421a8efea6.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)在(1)的条件下,讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a349c0ee00b4b37ef773a6db774165.png)
您最近一年使用:0次
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适中
(0.65)
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【推荐1】已知函数
.
(1)求曲线
在点
处的切线方程;
(2)若函数
(其中
是
的导函数)有两个极值点
、
,且
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0ed98a3bd6bf6a947d978cdfb53af20.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b29a7faa14a6e09d0db2d04f4ced03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c79f5e7d37d9a3cdb9df3946974fabe.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d75708de1b0c897fcf8b27639308cd07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a15bccf9756ec716bd5c04e2641b6441.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.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/ff8fbe67ff831d966d5cf7c433a902d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2134ca7d9aea0e363eb3f8e5095523c4.png)
您最近一年使用:0次
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适中
(0.65)
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解题方法
【推荐2】已知函数
在
时取得极大值3.
(1)求实数
,
的值;
(2)求函数
在区间
上的最值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6f5ae606238b7da9fab86d126378bfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/639c3d2ff5ee566fcc1b69c65712a661.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa66623cf54b42d6d12be4c8edaa7071.png)
您最近一年使用:0次
解答题-问答题
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适中
(0.65)
【推荐3】已知函数
.
(1)当
时,求
在
处的切线方程;
(2)若
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上的极小值为
,求它在该区间上的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e59b5d3823bed613137bc77e82a610b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ead3fdcb8fe8f5eb3dbe7d96cabc28b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d13ce3ebd1112220c639562739f1f9d1.png)
您最近一年使用:0次