The table shows the outputs, y, for different inputs, x: Input (x)
1
3
5
7
Output (y)
8
6
5
4
Part A: Do the data in this table represent a function? Justify your answer. (3 points)

Part B: Compare the data in the table with the relation f(x) = 4x + 8. Which relation has a greater value when x = 3? (2 points)

Part C: Using the relation in Part B, what is the value of x if f(x) = 76? (5 points)