Question

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)}
O Only P
O Only Q
O Both P and Q
O Neither P nor Q

Answer 1

Only P
Because the X is repeated in Q

Answer 2

*only p*
because there are no two digits the same in the x and y values