题目内容：

（立方根25-算术平方根125）/四次方根25=?

优质解答

(3√25-√125)/4√25 = [ 5^(2/3) - 5^(3/2) ] / 5^(2/4) = 5^(2/3-1/2) - 5^(3/2-1/2)
=5^(1/6)-5