问题标题:
一道数学计算题计算:(9根号1/45)÷[(3/2)根号2又2/3]
问题描述:

一道数学计算题

计算:

(9根号1/45)÷[(3/2)根号2又2/3]

洪家财回答:
  计算:   (9根号1/45)÷[(3/2)根号2又2/3]   =9/15*根号5/[3/2*根号(8/3)]   =3/5根号5/[3/2*2/3*根号6]   =3/5根号5*根号6/6   =1/10根号30
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