Answer:
1 A is correct, 2 D is correct, 3 D is correct, 4 B is correct
Step-by-step explanation:
Answer:
The domain is t ≥ 0
The range is D ≥ 0
Step-by-step explanation:

D(t) = 100t + d₀
t is the time measured in hours.
d₀ is the initial position of the train.
We can assume the distance they go is not negative so...
The domain is t ≥ 0
The range is D ≥ 0
Answer:
sin25 = cos65
Step-by-step explanation: