Mathematics, 05.05.2020 23:33 rickespey9037
The diameter of a circle is 26 miles. what is the circle's circumference. Use 3.14 for pi
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 −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 19:40
Ascatter plot with a trend line is shown below. which equation best represents the given data? y = x + 2 y = x + 5 y = 2x + 5
Answers: 1
Mathematics, 21.06.2019 22:00
What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?
Answers: 2
The diameter of a circle is 26 miles. what is the circle's circumference. Use 3.14 for pi...
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