Answers: 3
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 β0.1315 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 βreal-worldβ examples and uses of cobalt-60
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Mathematics, 21.06.2019 19:10
Which graph represents the function g(x) = |x + 4| + 2?
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Mathematics, 21.06.2019 20:30
Find the value of x. give reasons to justify your solutions! c β ae
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Mathematics, 21.06.2019 23:00
The measurement of one angle of a right triangle is 42Β° what is the measurement of the third angle? (there is no picture)
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Why do we use standard deviation?β...
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