Mathematics, 07.10.2020 01:01 alexis123420
What is the density of an object with mass of 20 kilograms and volume of 5 cubic meters?
Answers: 2
Mathematics, 21.06.2019 15:10
What is the area of triangle abc if a = 8, b = 11, and c = 15?
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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
Answers: 1
Mathematics, 21.06.2019 18:00
Solve this system of equations. 12x β 18y = 27 4x β 6y = 10
Answers: 1
Mathematics, 21.06.2019 20:30
List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6
Answers: 1
What is the density of an object with mass of 20 kilograms and volume of 5 cubic meters?...
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