Mathematics, 12.03.2021 07:10, abcrakira
A substance's decay function is represented by the equation y = 10(0.87)", where = is in hours. How long will it take until only 2.5 units of the substance is left? Justify your reasoning.
Answers: 3
Mathematics, 21.06.2019 20:40, kevin7987
David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.
Answers: 1
Mathematics, 21.06.2019 21:00, Anybody6153
Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.
Answers: 1
Mathematics, 21.06.2019 22:00, costel8532
Which of the following graphs could represent a cubic function?
Answers: 1
A substance's decay function is represented by the equation y = 10(0.87)", where = is in hours. How...
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