已知xy-e^y=0,求d^2y/dx^2

已知xy-e^y=0,求d^2y/dx^2 已知e^y+e^x-xy^2=0,求dy/dx y=f（x）由方程xy+e^xy+y=e确定,求dy/dx和d^2y/dx^2 设y=y(x)是由方程xy+e^y=y+1所确定的隐函数,求d^2y/dx^2 x=0 xy+e的平方+y=2 ,求dy/dx 求微分方程通解 d^2y／dx^2-e^y* dy／dx=0 由2xy+e∧x-e∧y=0求dy/dx Ln6y=3xy,1)求dy/dx;2)求d^2y/dx^2;3)已知d^2y/dx^2=0,就满足的点（x,y） 已知y=cosx^2,求d^y/dx^2；d^y/dx^3.. 已知xy+e^y=e...求dx/dy|x=0 已知xy-e^x+e^y=0,求dy/dx 已知方程xy-eˆ2x=siny 确定隐函数y=y（x）,求dy/dx