Can somebody work the whole thing out, and come up with the answer so I can see how you did it? That's all I need. :)
The present cost of a car is $9,000. The cost of the car depreciates at the rate of $1000 per year.

Part A: Write a function to show the cost of the car f(t) after t years. (4 points)

Part B: What is the total cost of the car after 3 years? (4 points)

Part C: If the cost of the car was $500 less than the present cost, what would be the cost of the car after 5 years? (2 points)

Question

Can somebody work the whole thing out, and come up with the answer so I can see how you did it? That's all I need. :)
The present cost of a car is $9,000. The cost of the car depreciates at the rate of $1000 per year.

Part A: Write a function to show the cost of the car f(t) after t years. (4 points)

Part B: What is the total cost of the car after 3 years? (4 points)

Part C: If the cost of the car was $500 less than the present cost, what would be the cost of the car after 5 years? (2 points)