/ ___\ / ___\ / ___\ / ___\ | 3 3*I*\/ 3 | | 3 3*I*\/ 3 | | 3 3*I*\/ 3 | | 3 3*I*\/ 3 | (x + 3)*(x - 3)*|x + - + ---------|*|x + - - ---------|*|x + - - + ---------|*|x + - - - ---------| \ 2 2 / \ 2 2 / \ 2 2 / \ 2 2 /
(((((x + 3)*(x - 3))*(x + 3/2 + 3*i*sqrt(3)/2))*(x + 3/2 - 3*i*sqrt(3)/2))*(x - 3/2 + 3*i*sqrt(3)/2))*(x - 3/2 - 3*i*sqrt(3)/2)
/ 2 \ / 2 \ (-3 + x)*(3 + x)*\9 + x - 3*x/*\9 + x + 3*x/
(-3 + x)*(3 + x)*(9 + x^2 - 3*x)*(9 + x^2 + 3*x)