Mathematics, 21.05.2021 22:50, Jasten
Tina throws a baseball straight up from a height of 3 feet and at a speed of 50 feet per second. The height of the ball in feet is given by the polynomial -16t to the 2nd power+50t+t where t is the time in seconds after Tina throws the ball. How high is the ball after 3 seconds?
Answers: 2
Mathematics, 21.06.2019 16:50, lunamoon1
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 โ0.1315 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 โreal-worldโ examples and uses of cobalt-60
Answers: 1
Mathematics, 21.06.2019 23:00, Tyrant4life
If t8 = 4 and t12 = โ2, find the first three terms of the arithmetic sequence.
Answers: 1
Tina throws a baseball straight up from a height of 3 feet and at a speed of 50 feet
per second. Th...
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