dy/dx=e^-(y/x)+y/x x=1时y=1的特解

dy/dx,y=(1+x+x^2)e^x [e^(x+y)-e^x]dx+[e^(x+y)-e^y]dy=0求通解 dy/dx=x+y y=e^(x^x) dy/dx=? 微分方程 dy/dx=(e^y+3x)/x^2 dy/dx=(e^x+x)(1+y^2)通解 x=sin(y/x)+e^2 求dy/dx y=e^x/x^2+sin2x 求dy/dx dy/ dx +2y=x*e^x的通解, x^2+y^2=e^y求dy/dx 微分方程通解（1+e^(x/y))dx+e^(x/y)(1-x/y)dy=0 dy/dx=-(x+y)/x通解 求微分方程dy/dx+y=e^-x的通解 y=e^x-ln3 则 dy/dx等于什么, xy=e^(x+y)求dy/dx 求dy/dx+y/x=e^(xy) 求(dy/dx)-y=e^x的通解 求(x-e^-y)dy/dx=1通解