根号2(根号48-4根号8分之1-根号12)

问题描述:

根号2(根号48-4根号8分之1-根号12)

√2×﹙√48-4√﹙1/8﹚-√12﹚
=√2×﹙4√3-√2-2√3﹚
=√2×﹙2√3-√2﹚
=2√6-2.