Mathematics, 29.08.2019 07:30 millie54
Carbon–14 is a radioactive isotope that decays exponentially at a rate of 0.0124 percent a year. how many years will it take for carbon–14 to decay to 10 percent of its original amount? the equation for exponential decay is at = a0e–rt.
Answers: 1
Mathematics, 21.06.2019 17:30
The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?
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Mathematics, 22.06.2019 00:30
One positive integer is 2 less than another. the product of the two integers is 24. what are the integers
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Mathematics, 22.06.2019 01:00
Given the numbers c = –3 and d = 4, which statement is true? a. |–c| = 3 and |–d| = –4 b. |–c| = 3 and –|d| = –4 c. –|c| = –4 and –|d| = 3 d. |–c| = 3 and –|d| = 4
Answers: 1
Mathematics, 22.06.2019 04:00
Brad earns $12.75/hr and works 40 hours a week. what is his gross annual income?
Answers: 1
Carbon–14 is a radioactive isotope that decays exponentially at a rate of 0.0124 percent a year. how...
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