f( x, y) = ye + xsin(y) Need Help? Read It Watch It 0/2 Points] DETAILS PREVIOUS ANSWERS SCALC9 16.3.009. Determine whether or not F is a conservative vector field. If it is, find a function fsuch that F = Vf. (If the vector field is not conservative, enter DNE.) F(x, y) = (y* cos(x) + cos(y)) i + (4y sin(x) - x sin(y))i R( x, y ) = DNE X Need Help? Read It [0/2 Points] DETAILS PREVIOUS ANCWED