х^3-6х^2-4х+24=0
x^2(x-6)-4(x-6)=0
(x-6)(x^2-4) = 0
(x-6)(x-2)(x+2)=0
x-6=0 x-2=0 x+2=0
x=6 x=2 x=-2
во вложении=========================================
х^3-6х^2-4х+24=0
x^2(x-6)-4(x-6)=0
(x-6)(x^2-4) = 0
(x-6)(x-2)(x+2)=0
x-6=0 x-2=0 x+2=0
x=6 x=2 x=-2
во вложении=========================================