Question

What change is needed to make this relation a function?
{(1, 2), (2, 5), (3, 8), (3, 9)} (2 points)
A) Change the 8 to a 5.
B) Change one of the 3's to a number not yet used.
C) Change both 2's to 6's.
D) No changes are needed.

Answer 1

B) Change one of the 3's to a number not yet used.