当根号里有分数时怎么算?
问题描述:
当根号里有分数时怎么算?
5√1/5+√5/3-1/2√12/5+√500=?
答
5√1/5+√5/3-1/2√12/5+√500
=√5+√5/3-5√3/12+10√5
=34√5/3-5√3/12;