1.求下列齐次方程的通解:-|||-(1) '-y-sqrt ({y)^2-(x)^2}=0;

1.求下列齐次方程的通解:-|||-(1) -y-sqrt ({y)^2-(x)^2}=0;-|||-(2) dfrac (dy)(dx)=ycdot dfra

1.求下列齐次方程的通解:-|||-(1) -y-sqrt ({y)^2-(x)^2}=0;-|||-(2) dfrac (dy)(dx)=yln dfrac

1.求下列齐次方程的通解:-|||-(1) -y-sqrt ({y)^2-(x)^2}=0;-|||-(2) dfrac (dy)(dx)=yln dfrac

1.求下列齐次方程的通解：(1)xy-y-sqrt(y^2)-x^(2)=0;(3)（x^2+y^2)dx-xydy=0;(5)(2xsin(y)/(x)+3y

-y-sqrt ({y)^2-(x)^2}=0;;

1.求下列微分方程的通解:-|||-(1) -yln y=0 ;-|||-(2) (x)^2+5x-5y=0 ;-|||-(3) sqrt (1-{x)^2}y

求微分方程sqrt (x)y=(y)^2+1的通解。求微分方程的通解。

求微分方程dfrac (dy)(dx)=dfrac (y-sqrt {{x)^2+(y)^2}}(x)的通解.(此题总分值6分)求微分方程的通解.

1.求下列微分方程的通解.-|||-(8) =dfrac ({y)^2}({y)^2+2xy-x} ;

1.求下列微分方程的通解:-|||-(2) +y=(x)^2+3x+2 ;