Lizzyloves8910
06.01.2020 •
Mathematics
a toxic radioactive substance with a density of 4 milligrams per square centimeter is detected in the ventilating ducts of a nuclear processing building that was used 35 years ago. if the half- life of the substance is 20 years, what was the density of the substance when it was deposited 55 years ago?
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Ответ:
y = 7x - 5
Step-by-step explanation:
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