Answer:
The graph in the attached figure
Step-by-step explanation:
we know that
For -----> the interval is (-∞,-2]
For -----> the interval is (-2,1]
For -----> the interval is (1,∞)
I think its A.
9,000 m
1 km = 1,000 m
3 * 3 = 9 km
9 * 1,000 = 9,000 m