How is the graphy - ({ (a -2) ) related to the graph of y = =? I. horizontal stretch by a factor of 3 Il. vertical stretch by a factor of 3 Ill. translation of 2 units left IV. translation of 2 units right O II and IV O ll and Ill I and IV O I and Ill f(=) = =3 - 2 and ,[=) = 2 -4. Find puf(=))- 0 -2 . . .. ... . .. .. .. 2. -. .. i.. 4