Identify and graph the following surface in R3. Use the equation to identify the surface, the graph can also be used to assist with identification. (a) Graph the region where 3 g (B, y g 3 in SageMath. (iii) -J.M (iv) Which of the above graphs represents the region? o (i). o (ii). o (ii). o ( iv). (b) Which of the following describes this region: O a. elliptic paraboloid O b. hyperboloid of two sheets O c. hyperbolic paraboloid O d.none of these Note: Examine the graph and the equation itself to determine what the region is