Answer:
C. x is all real numbers
Step-by-step explanation:
Think of domain as how far the graph expands on the x-axis as asymptotes as the limits. So in this case, the graph extends infinitely on the x-axis; so it should be all real numbers.
Answer:
uumm
Step-by-step explanation:
Answer: a = -4
Step-by-step explanation:
It will be 5 years and 5 months.
It's

because this choice made the most since.