Anna purchased a new car for $25,000. The car will decrease in value 15% each year. The value of Anna's car is modeled on the graph by function f where x is the time in years after Anna purchases her car.
у
Anna's Car Value
27,500
25,000
22,500
20,000
17,500
Car Value ($)
15,000
12,500
10,000
7,500
5,000
2,500
х
2 4 6 8 10 12 14 16 18 20
Time (years)
Which inequality best represents the range of f in this situation?