Mathematics, 16.10.2019 20:30 eliLoumbardia
Tommy can ride his bicycle 4.5 miles in 15 minutes. how many miles can he ride in 75 minutes
Answers: 2
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Fred has a total of 62 dvd and cd. if the number of cd is three more than two times the number of dvd, how many cd does he have?
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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 −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 17:30
Which of the following is true for the relation f(x)=2x^2+1
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Mathematics, 21.06.2019 18:00
Asquare has a perimeter of sixteen centimeters. what is the length of each of its sides? a. 8 cm c. 9 cm b. 4 cm d. 10 cm select the best answer from the choices
Answers: 2
Tommy can ride his bicycle 4.5 miles in 15 minutes. how many miles can he ride in 75 minutes...
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