A certain industrial machine depreciates so that its value after t years becomes Q(t) = 20,000e 0.4t

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A certain industrial machine depreciates so that its value after t years becomes Q(t) = 20,000e^−0.4t dollars.

a. At what rate is the value of the machine changing with respect to time after 5 years?

b. At what percentage rate is the value of the machine changing with respect to time after t years? Does this percentage rate depend on t or is it constant?

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Calculus For Business, Economics And The Social And Life Sciences

ISBN: 9780073532387

11th Brief Edition

Authors: Laurence Hoffmann, Gerald Bradley, David Sobecki, Michael Price

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Question Posted: Jun 20, 2023 04:30 AM

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A certain industrial machine depreciates so that its value after t years becomes Q(t) = 20,000e 0.4t

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Calculus For Business, Economics And The Social And Life Sciences

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