Question: A graphing calculator has determined this exponential regression equation based on car value data: y = a*b x , a = 18,547.23, and b =

A graphing calculator has determined this exponential regression equation based on car value data: y = a*b^x, a = 18,547.23, and b = 0.8625. What is the rate of depreciation for this car? How much is this car worth after 6 years; 78 months; w months?

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