已知函数
在点
处的切线方程为
.
(1)求实数a,b的值;
(2)求
在区间
上的最值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7275cd0351ae360d8574ad785a29665.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/068ff25c767fcbe6fe596d996031eed1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c30056990f61f896705dbe3a1fd9d27c.png)
(1)求实数a,b的值;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa66623cf54b42d6d12be4c8edaa7071.png)
更新时间:2023-06-13 16:13:12
|
相似题推荐
解答题-证明题
|
适中
(0.65)
解题方法
【推荐1】已知函数
(
,e为自然对数的底数).
(1)若
在
处的切线与直线
平行,求
的极值;
(2)若
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da0e97c5fabe96052b178e3d06641c54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2725a89d93c791f7a0098f4964587905.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d896cde62a760e1783add9db109f4434.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4489709f2495657bb1ea8fc8bb94d17e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ac5120e85366232be2f12f392fd8ae1.png)
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解答题-问答题
|
适中
(0.65)
名校
【推荐2】设函数
,曲线
在点
处的切线方程为
.
(1)求
的解析式;
(2)证明:曲线
上任一点处的切线与直线
和直线
所围成的三角形的面积为定值,并求此定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58bfd467dba5a205b0654c8bb2975b4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ea9824af71c9da5db5a00ec06063024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21f77046fa0670f3888c67a5b54bd08a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)证明:曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b9f0b9e53a83e68f5fec944f343119.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1】证明:对一切
,都有
成立.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/811bb07ce4d783dd1f9d31583b5a22ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2666fb78438e3cd9353f990c6992fb5.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
解题方法
【推荐2】设函数
,
,
.
(1)求
的最小值,并证明:
;
(2)若不等式:
成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/139e79a0726b6cbb86966ff1d405b187.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76b5990aadee746f2db95347eeca5cf5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62d3fda63bb4648ad0eae0d8a1a46d29.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96198ff22ff9f4ab495a9e680536c4f2.png)
(2)若不等式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29b07d198b14be5a0147e708fe201b46.png)
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