Question 1013444

factor {{{x^3-4x^2-3x+18=0}}}...write {{{-4x^2}}} as {{{-6x^2+2x^2}}},{{{-3x}}} as {{{-12x+9x}}}

{{{x^3+2x^2-6x^2-12x+9x+18 = 0}}}.......group

{{{(x^3+2x^2)-(6x^2+12x)+(9x+18) = 0}}}

{{{x^2(x+2)-6x(x+2)+9(x+2) = 0}}}

{{{(x^2-6x+9) (x+2) = 0}}}

{{{(x-3)^2 (x+2) = 0}}}

{{{(x-3)(x-3) (x+2) = 0}}}