Answer to Question #59454 in Differential Equations for Rita

Question

8 One of these is a homogeneous equation

I. h(x,y)=x^3+2xy+3xy^2+4y^3

II. h(x,y)=x^2+2x^2y+3xy^2+4y^3

III. h(x,y)=x^3+2x^2y+3xy^2+4y^3

IV. h(x,y)=x^3+2xy+3xy^2+4y^2
9 One of the following is not a separable equation

i. dy/dx=e^x+y

II. dy/dx=e^xy

III. dy/dx=x^2(y+y^2)

IV. (1+y^2)dx+(1+x^3)dy