Question

Which relation is a function? A. (8, –4), (8, 4), (6, –3), (6, 3), (0, 0) B. (4, 7), (8, 5), (6, 4), (5, 3), (4, 2) C. (0, 0), (1, 1), (2, 2), (3, 3), (4, 7) D. (0, 0), (1, 0), (1, 1), (2, 1), (1, 2)

Answer 1

its C because in C none of the x's repeat

Explanation: