通分一,x平方-x+3分之6x+1=(6x+1)/(x²-x+3)
与-x平方+x-3分之4x-3 =-(4x-3)/(x²-x+3)
二(x-1)(x-2)分之3x=3x/(x-1)(x-2)
(x-1)(2-x)分之3+x=-(x+3)/(x-1)(x-2)
通分一,x平方-x+3分之6x+1=(6x+1)/(x²-x+3)
与-x平方+x-3分之4x-3 =-(4x-3)/(x²-x+3)
二(x-1)(x-2)分之3x=3x/(x-1)(x-2)
(x-1)(2-x)分之3+x=-(x+3)/(x-1)(x-2)