Which of the sets of ordered pairs represents a function?
P = {(3, 5), (–1, 5), (4, –6), (2, 9)}
Q = {(7, –2), (5, 9), (–1, 8), (5, –3)}
Only P
Only Q
Both P and Q
Neither P nor Q
P = {(3, 5), (–1, 5), (4, –6), (2, 9)}
Q = {(7, –2), (5, 9), (–1, 8), (5, –3)}
Only P
Only Q
Both P and Q
Neither P nor Q