Question

The table shows the values of y for each value of x.
x

y
2

1
3

1
4

-3
5

-3

Part A: Does the table represent a relation that is a function? Justify your answer by using the values shown in the table. (4 points)

Part B: The function f(h) shown below represents Kylie's total earning from working in a cafe for h hours of work.

f(h) = 15h + 5

Calculate and interpret the meaning of f(8)? (4 points)

Part C: Write an ordered pair to represent the input and output of the function in Part B when Kylie works for r hours.