/ ___\ / ___\ / ___\ / ___\ (x + 2)*(x - 2)*\x + 1 + I*\/ 3 /*\x + 1 - I*\/ 3 /*\x + -1 + I*\/ 3 /*\x + -1 - I*\/ 3 /
(((((x + 2)*(x - 2))*(x + 1 + i*sqrt(3)))*(x + 1 - i*sqrt(3)))*(x - 1 + i*sqrt(3)))*(x - 1 - i*sqrt(3))
/ 2 \ / 2 \ (-2 + x)*(2 + x)*\4 + x - 2*x/*\4 + x + 2*x/
(-2 + x)*(2 + x)*(4 + x^2 - 2*x)*(4 + x^2 + 2*x)