I'm not sure how to do this so if someone could lead me in the right direction it will help a ton!! 
+36916 The DOMAIN is the set of all 'x' values....for this circle graph x can be any value between -2 and +2 inclusive
so domain = x = [-2,2]
+36916 The DOMAIN is the set of all 'x' values....for this circle graph x can be any value between -2 and +2 inclusive
so domain = x = [-2,2]
