Part A: What is the y-intercept of the function, and what does this tell you about the horse? (4 points) Part B: Calculate the average rate of change of the function represented by the table between x = 1 to x = 3 hours, and tell what the average rate represents. (4 points) Part C: What would be the domain of the function if the horse continued to walk at this rate until it traveled 508 feet from the barn? (2 points)
X Y
0 8
1 58
2 108
3 158
4 208