what is the function on this task 1)A={ (-2,3) (-3,5) (-2,7) (5,1) } 2) L= { (5,7) (-10,0) (10,-9) (-5,7) } 3) G= { (3,9) (9,5) (5,-7) (-7,7) } 4) E= { (-3,7) (3,9) (3,7) (-3,1) } 5) B= { (-2,0) (2,0) (6,0) (1,0) }​