What is the solution of `(1+e^(-x))(1+y^2)(dy)/(dx)=y^2` at (0,1)

what is the solution of (1 +2x) dy-(1 -2y) dx=0 ?

What is the solution of (1 + 2x) dy - (1 - 2y) dx = 0 ?

The solution of (1+x)(dy)/(dx)+1=e^(x-y) is

The solution curve of the differential equation, (1+e^(-x))(1+y^(2))(dy)/(dx)=y^(2) , which passes through the point (0,1), is:

What is the solution of (dy)/(dx) + 2y =1 satisfying x=0,y=0 ?

The solution of (dy)/(dx)+1 = e^(x+y) is

What is the solution of the differential equation (dy)/(dx) + sqrt((1-y^(2))/(1-x^(2))) = 0 ?