初二数学题2√2/(√3+√2)化简
问题描述:
初二数学题2√2/(√3+√2)化简
答
2√2/(√3+√2)
=2√2*(√3-√2)/[(√3+√2)*(√3-√2)]
=2√2*(√3-√2)
=2√6-4