Question

Which of the sets of ordered pairs represents a function?

A = {(1, –5), (8, –5), (8, 7), (2, 9)}

B= {(7, –4), (7, –2), (6, –3), (–9, 5)}

Answer 1

In a function, no x value repeats.

Answer 2

Only A
Only B
Both A and B
Neither A nor B

Answer 3

can you decide in which set there is no x repeating?

Answer 4

are you there?

Answer 5

oh sorry i was somewhere else