2倍根号3(3根号75-根号12-根号27(根号5-根号3)(根号5+根号3)-(根号6+根号2)^2

问题描述:

2倍根号3(3根号75-根号12-根号27
(根号5-根号3)(根号5+根号3)-(根号6+根号2)^2