Question

（x^2-3x+2）分之1,（x^2-5x+6）分之1,（x^2-4x+3）分之1的最简公分母是______.

Answer 1

x^2-3x+2=(x-2)(x-1)

x^2-5x+6=(x-2)(x-3)

x^2-4x+3=(x-3)(x-1)

最简公分母是(x-3)(x-2)(x-1)