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Mathematics, 16.04.2020 23:34 mem8163

The purchasing power P (in dollars) of an annual amount of A dollars after t years of 5% inflation decays according to the following formula.† P = Ae−0.05t (a) How long will it be before a pension of $60,000 per year has a purchasing power of $20,000? (Round your answer to two decimal places.)

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The purchasing power P (in dollars) of an annual amount of A dollars after t years of 5% inflation d...
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