![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
Thực hiện phép tính
[tex]\left [ 6\left ( -\frac{1}{3} \right)^{2}-3 \left ( -\frac{1}{3} \right )+1\right ]: \left ( -\frac{1}{3}-1 \right )[/tex]
[tex]\left [ 6\left ( -\frac{1}{3} \right)^{2}-3 \left ( -\frac{1}{3} \right )+1\right ]: \left ( -\frac{1}{3}-1 \right )[/tex]
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