Y= 根号下x+根号下x+根号下x求导
问题描述:
Y= 根号下x+根号下x+根号下x求导
答
y'=1/[2√(x+√(x+√x))]*(x+√(x+√x))'
=1/[2√(x+√(x+√x))]*[1+1/(2√(x+√x))]*(x+√x)'
=1/[2√(x+√(x+√x))]*[1+1/(2√(x+√x))]*[1+1/(2√x)]