Question

Please Help Me Will Give Medal

Answer 1

with?

Answer 2

The table below represents the amount of money Cathy has in her money box as a function of time:


Time
(month)
x

Money
($)
y


0

400


1

320


2

240


3

160


Part A: What is the y-intercept of the function, and what does this tell you about the table? (4 points)

Part B: What is the average rate of change of the function represented by the table between x = 1 to x = 3 months, and what does the average rate represent? (4 points)

Part C: What is the domain of the function represented by the table if Cathy does not put any money into the box but takes out the same amount of money from the box each month? (2 points)