对于三次函数
(
),给出定义:设
是
的导数,
是
的导数,若方程
有实数解
,则称点
为函数
的“拐点”.某同学经过探究发现:任何一个三次函数都有“拐点”;任何一个三次函数都有对称中心,且“拐点”就是对称中心.设函数
,请你根据这一发现,计算
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4a7a7b93fb8d0714e7d213144d58095.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de648cd39338d48f2d22eb82a77b4839.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9747a6549da84473cae74bae57ec7d54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cb9225b977dab891881fd3705a0586b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9747a6549da84473cae74bae57ec7d54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a805fbd7e09e6702da4e8821022798e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea9470db56f4397747215dcb7a48bd6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b29a7faa14a6e09d0db2d04f4ced03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f75f6f98dd1a623c14d7548da2fb5c60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cabde9778552f95b9a3d8ad63958117d.png)
更新时间:2016-12-04 18:40:54
|
【知识点】 函数的定义
相似题推荐
填空题-单空题
|
较难
(0.4)
【推荐1】将函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99ddb41cb7db4d074615b7ab52138017.png)
的图像绕坐标原点逆时针方向旋转角![](https://img.xkw.com/dksih/QBM/2010/3/5/1569628003540992/1569628141158400/STEM/65f7582be5114a98b6f7239e611e6524.png?resizew=14)
,得到曲线
.若对于每一个旋转角
,曲线
都是一个函数的图像,则
的最大值为__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99ddb41cb7db4d074615b7ab52138017.png)
![](https://img.xkw.com/dksih/QBM/2010/3/5/1569628003540992/1569628141158400/STEM/31839821393b43cd9e5d3d94e01df841.png?resizew=68)
![](https://img.xkw.com/dksih/QBM/2010/3/5/1569628003540992/1569628141158400/STEM/65f7582be5114a98b6f7239e611e6524.png?resizew=14)
![](https://img.xkw.com/dksih/QBM/2010/3/5/1569628003540992/1569628141158400/STEM/1900ff93a6044d869ff990f1ace2de92.png?resizew=78)
![](https://img.xkw.com/dksih/QBM/2010/3/5/1569628003540992/1569628141158400/STEM/ea7cbc5a366144ca9ffa6e37646978f9.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2010/3/5/1569628003540992/1569628141158400/STEM/65f7582be5114a98b6f7239e611e6524.png?resizew=14)
![](https://img.xkw.com/dksih/QBM/2010/3/5/1569628003540992/1569628141158400/STEM/ea7cbc5a366144ca9ffa6e37646978f9.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2010/3/5/1569628003540992/1569628141158400/STEM/f4daa6a0c8714cb8b09c8430664d254d.png?resizew=16)
您最近一年使用:0次
填空题-单空题
|
较难
(0.4)
名校
【推荐2】定义在R上的函数
满足
,且当
时,
,则
等于___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d938fc5f9e5e5daf8c75e3e10f626e2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3b39bbfd4894f4d2ca18473a3e42f82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25ba30f1aa5e75750c67b142fc1d7837.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf37fc24c8a9f21f76ab514723cba811.png)
您最近一年使用:0次