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y=x³-2x求该函数的一阶和二阶导数
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亲亲![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
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,非常荣幸为您解答y=x³-2x求该函数的一阶和二阶导数函数f(x) = x³ - 2x的一阶导数是f'(x) = 3x² - 2,二阶导数是f''(x) = 6x![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
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咨询记录 · 回答于2023-04-08
y=x³-2x求该函数的一阶和二阶导数
亲亲![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
,非常荣幸为您解答y=x³-2x求该函数的一阶和二阶导数函数f(x) = x³ - 2x的一阶导数是f'(x) = 3x² - 2,二阶导数是f''(x) = 6x![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
知识拓展一阶导数和二阶导数是一阶导数是微积分学中重要的基础概念。一个函数在某一点的导数描述了这个函数在这一点附近的变化率。二阶导数是一阶导数的导数,从原理上,它表示一阶导数的变化率;从图形上看,它反映的是函数图像的凹凸性。![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
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