Respuesta :

Answer:

{(5,3) , (6,1), (7,-1), (8,-3)}

Step-by-step explanation:

inverse of (x,y) is (y,x)

inverse of { (3,5), (1, 6), ( -1, 7), (-3, 8)} is

{(5,3) , (6,1), (7,-1), (8,-3)}