(4根号2-3)÷2根号2等于多少?﹙4√2-3﹚÷2√2

问题描述:

(4根号2-3)÷2根号2等于多少?
﹙4√2-3﹚÷2√2

(4根号2-3)÷2根号2
=2-3÷2根号2
=2-3√2/4