Mathematics, 04.08.2019 02:30 rubiim9610

The half-life of a certain radioactive material is 68 hours. an initial amount of the material has a mass of 641 kg. write an exponential function that models the decay of this material. find how much radioactive material remains after 4 hours. round your answer to the nearest thousandth.

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The half-life of a certain radioactive material is 68 hours. an initial amount of the material has a...