题目内容：

(根号48-根号75)*根号3分之4

优质解答

(根号48-根号75)*根号3分之4
=根号48*根号3分之4-根号75 *根号3分之4
=√(48×4/3) -√(75×4/3)
=√64-√100
=8-10
=-2