M
mogamigirl
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
I)Tìm số hữu tỉ x biết rằng:
x+1 x+1 x+1 x+1 x+1
__ + __ + __ = __ + __
1o 11 12 13 14
x+4 x+3 x+2 x+1
__+____= ____+____
2000 2001 2002 2003
x+1 x+1 x+1 x+1 x+1
__ + __ + __ = __ + __
1o 11 12 13 14
x+4 x+3 x+2 x+1
__+____= ____+____
2000 2001 2002 2003
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