2 x + x + 6
x^2 + x + 6
2 6 + x + x
6 + x + x^2
/ ____\ / ____\ | 1 I*\/ 23 | | 1 I*\/ 23 | |x + - + --------|*|x + - - --------| \ 2 2 / \ 2 2 /
(x + 1/2 + i*sqrt(23)/2)*(x + 1/2 - i*sqrt(23)/2)
6.0 + x + x^2
6 + x*(1 + x)