Question

计算题(详细过程)

根号3×(2根号3-根号6)
(根号3+3根号2)(2根号3-根号2)

Answer 1

根号3×(2根号3-根号6)
=根号3×2根号3-根号3×根号6
=6-3根号2

(根号3+3根号2)(2根号3-根号2)
=6-根号6+6根号6-6
=6根号6

Answer 2

234695/(12346²-12345×312347)
=234695/[12346²-(12346-1)×(12346+1)]
=234695/[12346²-(12346²-1)]
=234695/1
=234695