Given the function 1 f x y 36 25x 25y a Find the function s domain b Find the function s range c Describe the function s level curves d Find the boundary of the function s domain e Determine if the domain is an open region a closed region both or neither f Decide if the domain is bounded or unbounded answer the following questions a Choose the correct domain below OA OB 36 The set of all points in the xy plane that satisfy x y s 25 All points in the xy plane except those that lie on the circle x 36 25 C y 36 25 2 2 The set of all points in the xy plane that satisfy x y D All points in the xy plane b The range of the function f x y is Type your answer in interval notation Use a comma to separate answers as needed