（x+2）/(x²-2x) - (x-1)/(x²-4x+4)=?请用初二上分式的（x+2）/(x²-2x) - (x-1)/(x²-4x+4)=?请用初二上分式的加减做题,

（x+2）/(x²-2x) - (x-1)/(x²-4x+4)=?请用初二上分式的（x+2）/(x²-2x) - (x-1)/(x²-4x+4)=?请用初二上分式的加减做题,
（x+2）/(x²-2x) - (x-1)/(x²-4x+4)=?请用初二上分式的
（x+2）/(x²-2x) - (x-1)/(x²-4x+4)=?
请用初二上分式的加减做题,

（x+2）/(x²-2x) - (x-1)/(x²-4x+4)=?请用初二上分式的（x+2）/(x²-2x) - (x-1)/(x²-4x+4)=?请用初二上分式的加减做题,
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