已知函数
.
(1)讨论
的单调性.
(2)试问曲线
是否存在经过坐标原点且斜率不为0的切线?若存在,求切点的横坐标;若不存在,说明你的理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/528d717d8866b948c7969939230e579d.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)试问曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
22-23高三上·辽宁辽阳·阶段练习 查看更多[3]
更新时间:2022-12-14 21:23:47
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相似题推荐
解答题-证明题
|
适中
(0.65)
【推荐1】已知函数
.
(Ⅰ)当
时,求函数
在区间
上的最小值;
(Ⅱ)当
时,求证:过点
恰有2条直线与曲线
相切.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d933e743f22ff72361ee541e886603a0.png)
(Ⅰ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5432187d1c042787433b7633292d00fe.png)
(Ⅱ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2584d4e78881413d8ddd1ec84011db2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95f6ed76662695d4c711be57a16c3197.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
【推荐2】已知函数
.
(1)求
在
处的切线方程;
(2)求
的单调区间;
(3)比较
与
的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07b26f55c7c29644dfe0277d3e2adf10.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2009cdc1e0c0c9e31ef81cd664d8e80.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)比较
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01aefcb2337b62d7fb99c7fed9703980.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b888e83c026c0f60c0ea5bdc2c2da829.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】已知定义在R上的函数
,其中
为常数
(1)若
是函数
的一个极值点,求
的值;
(2)讨论函数
的单调性;
(3)当
时,若函数
在
处取得最大值,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6225852d10eb14efaac1c4e25190005b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e99fb30ff5601461fab2a2d99707c49c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.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2】已知函数
,其中
为常数,且
.
(1)当
时,求曲线
在点
处的切线方程;
(2)求函数
的单调区间;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c6410f0d771f3008aec7e2ff7cac08d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aff8d9b6533ff319420cdc5e8740b04.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5095a28bb1b91bf6bed9e2cfbd76bb18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次