Answered: A body of an unknown temperature is…

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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A body of an unknown temperature is placed in a room which is held at a constant temperature of 30 . If after ten minutes the temperature of the body is 0 F and after 20 minutes the temperature of the body is 15 , find the unknown initial temperature.