A metal bar is heated and then allowed to cool its


Question: Solve the given problems by finding the appropriate derivative.

A metal bar is heated, and then allowed to cool. Its temperature T(in °C) is found to be T = 15 + 75e-0.25t, where t (in min) is the time of cooling. Find the time rate of change of temperature after 5.0 min.

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Mathematics: A metal bar is heated and then allowed to cool its
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