(根号24-3根号15+2根号3分之8)*根号2 (根号3-2根号2)(2根号3-根号2) (1+根号2-根号3)(1-根号2+根号
问题描述:
(根号24-3根号15+2根号3分之8)*根号2 (根号3-2根号2)(2根号3-根号2) (1+根号2-根号3)(1-根号2+根号
答
(根号24-3根号15+2根号3分之8)*根号2 =(2根号6-3根号15+4/3根号6)*根号2=(10/3根号6-3根号15)*根号2=20/3根号3-3根号30(根号3-2根号2)(2根号3-根号2)=6-根号6-4根号6+4=10-5根号6 (1+根号2-根号3)(1-根号2+...