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细节
1.对于一个有积累量的积分,应当分段积分。
2.开根号和去绝对值
![](https://img.haomeiwen.com/i20882701/df79ae41864397d7.jpg)
3.处理ex型
![](https://img.haomeiwen.com/i20882701/13625abd7eae22b4.jpg)
4.积分上下限相等需要满足的情况
![](https://img.haomeiwen.com/i20882701/b0a767e373fb00fe.png)
5.x•sinx型,令x=π-t代换
![](https://img.haomeiwen.com/i20882701/d28d44497adccaaa.jpg)
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重要结论
![](https://img.haomeiwen.com/i20882701/b5be7b179f40aa18.png)
![](https://img.haomeiwen.com/i20882701/ccb45c0b5bd67669.jpg)
![](https://img.haomeiwen.com/i20882701/f74105a98103dfe4.jpg)
![](https://img.haomeiwen.com/i20882701/e01e26e3ca39cd6b.jpg)
![](https://img.haomeiwen.com/i20882701/3098401fb243c6a9.jpg)
![](https://img.haomeiwen.com/i20882701/87911ec365d1251e.jpg)
积分中值定理的应用
![](https://img.haomeiwen.com/i20882701/9ed2bfaf77475a9a.png)
与变上限积分有关的隐函数求导
![](https://img.haomeiwen.com/i20882701/77df0d8a997f0278.png)
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各种各样的定积分计算大题
整体思想
![](https://img.haomeiwen.com/i20882701/27088b656f73cfc3.jpg)
带绝对值型
![](https://img.haomeiwen.com/i20882701/9913d472e39cf96f.jpg)
![](https://img.haomeiwen.com/i20882701/ae78bea6a2e0c03b.jpg)
对称区间型
![](https://img.haomeiwen.com/i20882701/478b64fc643f7eaa.jpg)
![](https://img.haomeiwen.com/i20882701/dbf911be690ed78d.jpg)
多次拆项型
![](https://img.haomeiwen.com/i20882701/35299e076c1df67b.jpg)
1.对于一个有积累量的积分,应当分段积分。
2.开根号和去绝对值
3.处理ex型
4.积分上下限相等需要满足的情况
5.x•sinx型,令x=π-t代换
与变上限积分有关的隐函数求导
整体思想
带绝对值型
对称区间型
多次拆项型
本文标题:定积分 3
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