[2/2radical3 + 5/5radical3 -(4/8radical3 + 12/6radical3)] x 12/radical6
[1/radical3 + 1/radical3 -(1/2radical3 +2/radical3)] x 12/radical6
(2/radical3 - 5/2radical3) x 12/radical6
-1/2radical3 x 12/radical6
-1/radical3 x 6/radical6
-6/radical18
-6/3radical2
-2/radical2
-radical2