Mathematics, 16.10.2019 02:00 northan
James wants to compete in the international speed texting competition next year where participants compete on text speed and accuracy. jamesās current text speed is 2 characters per second. james has found that his texting speed increases at a rate of 1ā2 a character per second for each month that he practices.
Answers: 2
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 ā0.1315 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 āreal-worldā examples and uses of cobalt-60
Answers: 1
Mathematics, 21.06.2019 19:30
Si la base de un triĆ”ngulo isĆ³sceles mide 70 m y el Ć”ngulo opuesto a Ć©sta mide 58Ā°; entonces ĀæcuĆ”nto mide la altura de dicho triĆ”ngulo? a) 21.87 m. b) 40.01 m. c) 43.74 m. d) 63.14 m.
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Mathematics, 21.06.2019 21:20
52 cm radius = diameter = area = circumference = circumfer
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Mathematics, 21.06.2019 22:10
Asix-sided number cube is rolled twice. what is the probability that the first roll is an even numbe and the second roll is a number greater than 4?
Answers: 1
James wants to compete in the international speed texting competition next year where participants c...
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