Mathematics, 27.06.2019 16:00 deena7

There was a substance of a 450 milligrams of radioactive substance to start a study. since then the sample has decayed of 5.4% each year. let t be the number of years since the start of the study. let y be the mass of the sample in milligrams. write an exponential function showing the relationship of the y and t

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There was a substance of a 450 milligrams of radioactive substance to start a study. since then the...