The lines represented by the equation $x^2-y^2-x+3y-2=0$ are :
- A$x+y-1=0, x-y+2=0$
- B$x-y-2=0, x+y+1=0$
- C$x+y+2=0, x-y-1=0$
- D$x-y+1=0, x+y-2=0$
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