Question

Help please!

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.

Part B: What is the total cost of the car after 3 years?

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?

Answer 1

I need help with creating a function is all, then I can handle it from there I think :)

Answer 2

is this right?
f(t)=9,000-1,000x