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cobe613


[TEX]y=mx^2+(m^2+1)x+4m+\frac{m}{x}+m[/TEX]
tim m de do thi co mot diem cuc tri nam o goc phan tu thu hai va mot diem cuc tri nam o goc phan tu thu tu.
tim m de do thi co mot diem cuc tri nam o goc phan tu thu hai va mot diem cuc tri nam o goc phan tu thu tu.
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