Which of the following tables represents a proportional relationship? x 2 4 6 8 y 3 4 5 6 x 3 5 7 9 y 4.5 7.5 10.5 13.5 x 2 3 4 5 y 3 6 9 12 x 1 4 7 10 y 0 3 6 9

What are the domain and range of the function below? a) domain: (-4,0) range: [-2,infinity) b) domain: (-3,0) range: [-2,infinity) c) domain: (-infinity,infinity) range: [-2, infinity) d) domain: [-2,infinity) range: (-infinity,infinity)