" (7) "y-(dy)/(dx)=(c)/(dy/dx)" and "

y-x(dy)/(dx)=x+y(dy)/(dx)

y^(3) - (dy)/(dx) =x^(2) (dy)/(dx)

y-x(dy)/(dx)=a(y^(2)+(dy)/(dx))is

(y-x(dy)/(dx))=a(y^(2)+(dy)/(dx))

Which one of the following differential equations represents the family of straight lines which are at unit distance from the origin a) (y-x(dy)/(dx))^2=1-((dy)/(dx))^2 b) (y+x(dy)/(dx))^2=1+((dy)/(dx))^2 c)(y-x(dy)/(dx))^2=1+((dy)/(dx))^2 d) (y+x(dy)/(dx))^2=1-((dy)/(dx))^2

Solve the following differential equations: (dy)/(dx)=1+x+y+x y (ii) y-x(dy)/(dx)=a(y^2+(dy)/(dx))

Solve the following differential equations: (dy)/(dx)=1+x+y+x y (ii) y-x(dy)/(dx)=a(y^2+(dy)/(dx))

Solve the following differential equations: (dy)/(dx)=1+x+y+x y (ii) y-x(dy)/(dx)=a(y^2+(dy)/(dx))

Order and degree of the differential equation y(dy)/(dx)=(x)/((dy)/(dx) + ((dy)/(dx))^(3)) respectively are

Order and degree of the differential equation y(dy)/(dx)=(x)/((dy)/(dx) + ((dy)/(dx))^(3)) respectively are