1 . 对于三次函数
,给出定义:设
是函数
的导数,
是
的导数,若方程
有实数解
,则称点
为函数
的“拐点”.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
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae5da7bc1edb3518d7906206c07771fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75044e0301ef9def5c1a1c8e6f2cba77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2437d40a85a950a06b1824312ddfd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/596b61f95768c60054993e86d774a8c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2437d40a85a950a06b1824312ddfd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fb138756d88ee4537c8e69ad83b557d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5cbf1211335bcbc0ebb05414669eda0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4dbf098c750fa736e6a6d392fafb5d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5dea72ac9b181241080433be902356e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae5da7bc1edb3518d7906206c07771fe.png)
A.2016 | B.2015 | C.4030 | D.1008 |
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2017-04-15更新
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1038次组卷
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5卷引用:2016届宁夏石嘴山三中高三下四模文科数学试卷