Question

2. Which of the following represents a function? 5 points A. {(9, 15), (0, 0), (4, 0), (9, 2)} B. {(2, 5), (-2, 0), (1, -8), (2, 2)} C. {(3, 7), (4, 7), (5, 7), (6, 7)} D. {(3, 3), (-1, 4), (3, -2), (5, 4)

Answer 1

C

Explanation:

Each input value can have only one output value for it to be a function. In other words, there should only be one y value for each x value. The only option that satisfies this is C.