A motor scooter purchased for $1,000 depreciates at an annual rate of 15%. Write an exponential function, and graph the function. Use the graph to predict when the value will fall below $100.

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Mathematics

Miriam Frey

30 July, 06:37

A motor scooter purchased for $1,000 depreciates at an annual rate of 15%. Write an exponential function, and graph the function. Use the graph to predict when the value will fall below $100.

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Hubbard · Answer 1

i suppose that t is an exponent. so let: v (t) = final prize of the scooter ... t=time in years ... p=initial prize of the scooter. r = rate of depreciation per year so v (t) = p (1-r) ^t ...