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vuonghao159357
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
1.lim( sinx- căn 3 cosx)/sin 3x
x→pi/3
2.lim( sỉn 3x)/(1-2cosx)
x→pi/3
moi nguoi giúp cái nha.........................
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x→pi/3
2.lim( sỉn 3x)/(1-2cosx)
x→pi/3
moi nguoi giúp cái nha.........................