y=(x^2-3x+3)/√x求导.
问题描述：
y=(x^2-3x+3)/√x求导.
答
y=x^(3/2)-3x^(1/2)+3x^(-1/2)
求导：(3/2)x^(1/2)-(3/2)x^(-1/2)-(3/2)x^(-3/2)