Question

Which of the following relations is a function? A. (-8, 1), (0, -5), (2, 5), (5, 1) B. (-8, 4), (0, 6), (-8, 3), (5, 2) C. (2, 1), (0, 4), (-8, 1), (2, -5) D. (-8, 1), (0, 4), (2, -5), (0, 6)

Answer 1

The correct answer is A.
Each x-value is unique and has a corresponding y-value.