M
miro_sakura
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
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giúp mình với các bạn[/SIZE]
[tex]\int\limits_{\pi/6}^{\pi/3}[(tanx +cotx)/sinx]dx[/tex]
[tex]\int\limits_{\pi/6}^{\pi/3}[(tanx +cotx)/sinx]dx[/tex]
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