Mathematics, 26.05.2021 09:00 rayne40
A radioactive substance decays to 30% of its original mass in 15 months. Determine the half-life of this radioactive substance to the nearest tenth. Show your work. please help
Answers: 3
. We use this to find 1 - r.
![\sqrt[15]{(1-r)^{15}} = \sqrt[15]{0.3}](/tpl/images/1348/5781/b67af.png)
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A radioactive substance decays to 30% of its original mass in 15 months. Determine the half-life of...
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