(根号12-根号8)÷(根号48-根号32)

问题描述:

(根号12-根号8)÷(根号48-根号32)

(√12-√8)÷(√48-√32)
=(2√3-2√2)÷(4√3-4√2)
=[2(√3-√2)]÷[4(√3-√2)]
=2÷4
=1/2