Question: A graphing calculator has determined the following exponential regression equation: y = a*bx, a = 28,158.50, b = 0.815. a. What is the rate of

A graphing calculator has determined the following exponential regression equation: y = a*bx, a = 28,158.50, b = 0.815.
a. What is the rate of depreciation for this car?
b. How much is this car worth to the nearest dollar after 6 years?
c. How much is this car worth to the nearest hundred dollars after 39 months?
d. How much is this car worth after y years?

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