1,y=e^tanxcos^3x,求dy 2,函数y=y（x）由方程e^(x+y)+arctan(xy)=0确定,求dy/dxy=e^tanx*cos^3x

1,y=e^tanxcos^3x,求dy 2,函数y=y（x）由方程e^(x+y)+arctan(xy)=0确定,求dy/dxy=e^tanx*cos^3x 求隐函数y的导数dy/dx y=x^tanxcos(xy)=x－y所确定的隐函数y=y(x)的导数dy/dx y=e^-x cos 3x,求dy. 设y=e^(-x) cos 1/x,求dy. y=e^-x^2,求dy y=(x-1) * 立方根(x+2) / (x-3)^(2) * e^(2x) 求dy y=1+e^(1/x)求dy 设y=e^sinx +3^x,求dy 设y=e^sinx+3^x 求dy 急! 微积分 设y=x^3+e^minx 求dy 设y=e^(-3x）cos2x,求dy 设y=e^(3x)+arctan2x,求dy 求(x-e^-y)dy/dx=1通解 y=ln(1+e的X次方)　　求dy 已知函数y=e^x+1求微分dy. 设y=ln(1+e^-x)求dy 设y=e^1-2x sinx,求dy 设y=e∧1/x+sin2x,求dy