Factor: x3−27x^3 - 27x3−27.
(x−3)(x2+3x+9)(x-3)(x^2 + 3x + 9)(x−3)(x2+3x+9)
(x−3)(x2−3x+9)(x-3)(x^2 - 3x + 9)(x−3)(x2−3x+9)
(x−3)3(x-3)^3(x−3)3
(x+3)(x2−3x+9)(x+3)(x^2 - 3x + 9)(x+3)(x2−3x+9)