Question

Which set of ordered pairs represents a function?

A {(2, 7), (2, 8), (3, 8)}
B {(3, 2), (3, 3), (3, 4)}
C {(4, 1), (5, 1), (4,4)}
D {(5, 6), (8, 6), (9, 6)}
does anyone know the answer

Answer 1

Its D

Explanation:

becasue the X is not repeating. the other are.