6x²+x-1=(2x+1)(3x-1)
2x 1
3x -1
6x²-5x+1 =(2x-1)(3x-1)
2x-1
3x-1
4x²-13x+3 =(4x-1)(x-3)
4x-1
x-3
4x²-x-3=(4x+3)(x-1)
4x 3
x-1