Math (difficult)
posted by Benjamin .
The value of a new car purchased for $28,000 decreases 8% per year. Write an exponential decay model for the value of the car. Use the model to estimate the value after 5 years.

Let P(n) is the price after n years, then
P(n)=28000*0.92^n
P(5)=28000*0.92^5=18454
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