Answer:
1. A
2. D
Step-by-step explanation
You can see in the first one it continuously goes up and in the second one it continuously goes down.
THE ANSWER IS 1.25 X 10^3
You could really rewrite -4.5 in an infinite amount of ways. But a couple of simple ones:

or
Answer:
D. Angles 4 and 7
Step-by-step explanation:
I think the answer for this is B