(1)2根号6/(根号3+1)
=2根号6*(根号3-1)/[(根号3+1)(根号3-1)]
=2根号6*(根号3-1)/2
=3根号2-根号6
(2)根号24+根号0.5-2根号(2/3)-根号(1/8)+根号6
=2根号6+(根号2)/2-2(根号6)/3-(根号2)/4+根号6
=(7根号6)/3+(根号2)/4