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OpenStudy (anonymous):
The half life of Plutonium-239 is 24000 years. Given an initial sample of 100 mg, thefunction which models decay is f(x) = 100(0.5)^x where x is in periods of 24000 years. Give an f(t) where t is in 12000, 24 and 1 year(s). That is, write three new functions for the specified t period
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