Initially 42 grams of radioactive substance was present. After 5 hours the mass had decreased by 8%. If the rate of decay is proportional to the amount of the substance present at a time t, find the amount remaining after 96 hours.
Initially 42 grams of radioactive substance was present. After 5 hours the mass had decreased by 8%. If the rate of decay is proportional to the amount of the substance present at a time t, find the amount remaining after 96 hours.
Chapter10: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 444RE: Researchers recorded that a certain bacteria population grew from 100 to 300 in 8 hours. At this...
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Transcribed Image Text:Initially 42 grams of radioactive substance was present. After 5 hours the mass
had decreased by 8%. If the rate of decay is proportional to the amount of the
substance present at a time t, find the amount remaining after 96 hours.
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