Please help me
...
Answers: 1
Mathematics, 21.06.2019 16:50
The rate of decay of a radioactive substance depends upon the amount present initially. the mass y (mg) of the radioactive substance cobalt-60 present in a sample at time t (years) is represented by the exponential equation y=50e −0.1315 t . answer the following questions in complete sentences. 1. how does the exponential equation above compare to the equation for simple interest that is compounded continuously? explain the similarities. 2. what is the initial amount of cobalt-60 in the sample? 2. how much cobalt-60 is left after 8.4 years? show your work. 3. what would be the y-intercept of the graph? what does it represent? 4. after how many years will the amount of cobalt-60 left be 6.25 mg? explain what happens to the cobalt-60 after 50 years? 5. discuss some “real-world” examples and uses of cobalt-60
Answers: 1
Mathematics, 21.06.2019 21:30
Mama mia restaurant used 1 2 2 1 ? of their mozzarella cheese making pizza and the remaining 6 4 64 ounces making pasta. how many pounds of mozzarella cheese did mama mia start with?
Answers: 1
Mathematics, 22.06.2019 06:10
The diagram shows some steps in the construction of the inscribed circle of abc. which diagram shows the next step in the construction?
Answers: 3
Mathematics, 22.06.2019 09:00
In physics class, eva noticed the pattern shown in the diagram on the oscilloscope. which equation best represents the pattern shown on the oscilloscope? 1. y = sin x + 1 2. y = 2 sin x + 1 3. y = sin 1/2x + 1 4. y = 2 sin -1/2x + 1
Answers: 1
Biology, 29.05.2021 04:10
Mathematics, 29.05.2021 04:10
Biology, 29.05.2021 04:10
Mathematics, 29.05.2021 04:10
Mathematics, 29.05.2021 04:10
Arts, 29.05.2021 04:10
Chemistry, 29.05.2021 04:10
Mathematics, 29.05.2021 04:10
Mathematics, 29.05.2021 04:10
History, 29.05.2021 04:10