Are you asking for the letter or what the line is called because if it's just the letter then it is r if it is the name then its a plane intersect.
Answer:

Step-by-step explanation:

Answer:
1 11/15
Step-by-step explanation:
It has a constant rate of change
Answer:
The function is increasing from x = -2 to x = -1.
Step-by-step explanation:
The graph starts at -2 and is increasing by 1. it would not be "The function is increasing from x = 0 to x = 1" because it does not start at 0. it starts at -2. even though they both increase by 1, the starting point answer is always the best option.