pre cal

you decide to buy a car for 25000. each year your car depreciates in value by 5% from its original value. After 15 years though, your used car will only be worth $500 to a dealership.
Write a piece wise function for C(t), car value over time, for this scenario
Graph the piecewise function
If you pay $6000 a year for your car, when will it be a good to trade in your car?

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asked by eunice
  1. V(t) = Po - Po*r*t

    V(t) = 25,000 - 25000*0.05*t
    V(t) = 25000(1-0.05t)

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    posted by Henry

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