4.(03.03 HC) The table shows the outputs, y, for different inputs, X:
Input (x)
6 12 15 25
Output (y) 14 15 15 16
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) = 7x - 15. Which relation has a greater value when x = 6? (2 points)
Part C: Using the relation in Part B, what is the value of x If f(x) = 6? (5 points)
(10 points)