Posted by princess on Friday, September 14, 2012 at 9:41pm.
Factorize Xsquare6x3

pure maths  Reiny, Friday, September 14, 2012 at 9:47pm
x^2  6x  3
does not factor over the rationals
i.e. We cannot find two rational number which when added give us 6 and when multiplied give us 3
If you want to "force" it , then
(x  3+2√3)(x  3  2√3)