x^2-6x+5= A(x-2)(x-3)B(x-6)(x+1)

问题描述:

x^2-6x+5= A(x-2)(x-3)B(x-6)(x+1)

x^2-6x+5=(x-5)(x-1)
(x-2)(x-3)=x^2-5x+6,A错
(x-6)(x+1)=x^2-5x-6,B错