Multiply: (x−3)(x2+3x+9)(x - 3)(x^2 + 3x + 9)(x−3)(x2+3x+9).
x3−27x^3 - 27x3−27
x3+27x^3 + 27x3+27
x3−9xx^3 - 9xx3−9x
x3−3x2−27x^3 - 3x^2 - 27x3−3x2−27