Josefaesabelmarfilgo Josefaesabelmarfilgo Math Answered Which of the following relations is/are function/sa. x={(1,2),(3,4),(1,7),(5,1)}b. g={(3,2),(2,1),(8,2),(5,7)}c. h={(4,1),(2,3),(2,6),(7,2)}d. y={(2,9),(3,4),(9,2),(7,2)}