f(X) = 12ex+14x; pex)-ide. 10):A6 nnx.o x-o ) 3. The salvage value S (in dollars) of a company yacht after t years is estimated to be given by the formula below. Use the formula to answer the questions. S(t) = 100,000(0.9" What is the rate of depreciation (in dollars per year) after 1 year? (Do not round until the final answer. Then round to the nearest cent as needed.) What is the rate of depreciation (in dollars per year) after 10 years? (Do not round until the final answer. Then round to the nearest cent as needed.) What is the rate of depreciation (in dollars per year) after 15 years? (Do not round until the final answer. Then round to the nearest cent as needed.) An investment of $12,000 earns interest at an annual rate of 8.5% compounded continuously. per year per year per year (A) Find the instantaneous rate of change of the amount in the account after 3 year(s). (Round to two decimal places as needed). (B) Find the instantaneous rate of change of the amount in the account at the time the amount is equal to $12,500 (Round to two decimal places as needed)