Homework Help: math

Posted by john on Sunday, December 18, 2011 at 6:14pm.

Suppose that you are a CSI and you are called to a crime scene at 12:00 noon and find a dead body in a walk-in that is a constant 40沈. The initial temperature is 85～ and after 20 minutes. The body＊s temperature is 84～. Using Newton＊s Law of cooling u(t) = T +(u0 每 T)ek . t , k< 0, T temperature of the surrounding medium, u0 is the initial temperatures of the object. If we assume that 98.6 沈 when was the time of death?

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