The table shows the difference
(in cents) of this year’s
average monthly gas price and the previous year’s average monthly gas price. For example, in
month 1,
. So, the average gas price was 2 cents below the
previous year’s gas price.
Part A: Explain
how you
know the table represents a function.
Part B: Graph the function and identify its
domain and range.
Part C: What does a point in Quadrant IV mean in terms of this
situation?