(2倍根号48减3倍根号27)除以根号6
问题描述:
(2倍根号48减3倍根号27)除以根号6
答
﹙2√48-3√27﹚÷√6
=﹙2√16x3-3√3x9﹚÷﹙√2×√3﹚
=﹙-√3﹚÷√3÷√2
=-1/√2
=-√2/2