The cost table shows the average cost, a(x), of
producing x number of earbuds.
When verifying that a function represented in another
table is the inverse of the given cost function, which
ordered pair can be expected?
2 20
a(x) 52
25 30
67.5 84
O (20, 20)
O (52, 20)
O (20,52)
O (52,52)