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Mathematics, 12.07.2019 15:20 ellamai10123

Ascientist has a 120 mg sample of an unstable isotope. the amount of the substance remaining in the sample decreases at a rate of 16% each day. at the end of t days, there is less than 30 mg of the substance remaining. which inequality represents this situation, and after how many days will the sample size remaining be less than 30 mg?

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Ascientist has a 120 mg sample of an unstable isotope. the amount of the substance remaining in the...
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