D
Earnings (in dollars)
RRRR294
30
25
20
15
10
-10
-15-
Math Club Car Wash Earnings
Number of Cars Washed
2
D
What is the domain of the graphed function?
A. -20 ≤ y ≤ 40, where x > 0
B.-20 ≤ y ≤ 40, where y is all integers
C.0 ≤ x ≤ 12, where x ≥ 0
D. 0≤x≤ 12, where x is all non-negative integers
B
2