(Differential Equations) A homicide victim is found at 6:00 PM in an office building that is maintained at 72 °F. When the victim was found, his body temperature was at 85 °F. Three hours later at 9:00 PM, his body temperature was recorded at 78 °F. Assume the temperature of the body at the time of death is the normal human body temperature of 98.6 °F. The governing equation for the temperature of the body is do =-k(0-0) dt where, 0= temperature of the body, "F

(Differential Equations) A homicide victim is found at 6:00 PM in an office building that is maintained at 72 °F. When the victim was found, his body temperature was at 85 °F. Three hours later at 9:00 PM, his body temperature was recorded at 78 °F. Assume the temperature of the body at the time of death is the normal human body temperature of 98.6 °F. The governing equation for the temperature of the body is do =-k(0-0) dt where, 0= temperature of the body, "F

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Question

Please answer this using MS Excel or spreadsheet and show the formulas used and how to come up with the final answer. Use Euler's Method in answering

(Differential Equations) A homicide victim is found at 6:00 PM in an office building that is
maintained at 72 °F. When the victim was found, his body temperature was at 85 °F. Three hours
later at 9:00 PM, his body temperature was recorded at 78 °F. Assume the temperature of the body at
the time of death is the normal human body temperature of 98.6 °F. The governing equation for the
temperature of the body is
do
=-k(0-0)
dt
where,
0= temperature of the body, "F
0 = ambient temperature, "F
t = time, hours
k = constant based on thermal properties of the body and air.
The estimated time of death most nearly is

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