Global Apple iPod sales between 2006 and 2014 can be modeledas A ( x ) = ?
Question:
Global Apple iPod sales between 2006 and 2014 can be modeledas A ( x ) = ? 1.427 x 2 + 24.766 x ? 54.44 millioniPods, where x is the number of years since2000.
The input notation is [ Select ] ["x", "A(x)"] and the input unitsare [ Select ] ["years", "the number of yearssince 2000", "million iPods", "global Apple iPod sales"] .
The input description is [ Select ] ["years", "the number of yearssince 2000", "million iPods", "global Apple iPod sales"] .
The output notation is [ Select ] ["x", "A(x)"] and the output units are [ Select ] ["years", "the numberof years since 2000", "million iPods", "global Apple iPodsales"] .
The output description is [ Select ] ["years", "the number of yearssince 2000", "million iPods", "global Apple iPod sales"] .
The input interval can be written as [ Select ] ["0 <= x <= 8", "6 <= x<= 14", "2006 <= x <= 2014"] .
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Question 21 pts
Global Apple iPod sales between 2006 and 2014 can be modeledas A ( x ) = ? 1.427 x 2 + 24.766 x ? 54.44 millioniPods, x years after 2000.
Which of the following is the correct interpretation ofA(6)=42.784?
Group of answer choices
In 2006, 42.784 million Apple iPods were sold globally.
In 2012, 42.784 million Apple iPods were sold globally.
In 2043, it is predicted that 6 million Apple iPods will be soldglobally.
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Question 31 pts
Global Apple iPod sales between 2006 and 2014 can be modeledas A ( x ) = ? 1.427 x 2 + 24.766 x ? 54.44 millioniPods, x years after 2000.
Enter this function into your Y1 and check that youhave entered the function correctly byverifying A(6)=42.784.
How many Apple iPods were sold globally in 2010?
_____________ million iPods
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Question 41 pts
Global Apple iPod sales between 2006 and 2014 can be modeledas A ( x ) = ? 1.427 x 2 + 24.766 x ? 54.44 millioniPods, x years after 2000.
Enter this function into your Y1 and check that youhave entered the function correctly byverifying A(6)=42.784.
Solve the equation A(x) = 26.5 and then complete the sentence ofinterpretation with the correct value rounded to threedecimal places.
26.5 million iPods were sold globally ___________ years after2000.
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Question 51 pts
The average starting salary for persons earning MBAs inyear t can be representedas s(t) thousand dollars. Which of thefollowing is the corresponding function notation for the statement,"The average starting salary for 2018 graduates earning MBAs was$102,495"?
Group of answer choices
s(18) = 102495
s(2018) = 102.495
s(102.495) = 18
s(102495) = 2018
s(18) = 102.495
s(102.495) = 2018
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Question 60.5 pts
S ( x ) = 0.028 x 2 ? 4.85 x + 218.58 thousandstudents gives the number of dental students in the U.S.,where x is the number of years since the end of1900, 75 ? x ? 97.
Check: S(85) = 8.63
Use the ZoomFit feature on the calculator to look at a graphof S(x) on the given input interval. Thendetermine the first time there were 9,000 dental students.
t = ___________________ years since the end of1900
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Question 71 pts
S ( x ) = 0.028 x 2 ? 4.85 x + 218.58 thousandstudents gives the number of dental students in the U.S.,where x is the number of years since the end of1900, 75 ? x ? 97.
Check: S(85) = 8.63
Determine the second time there were 9,000 dental students.
[ Select] ["January","February", "March", "April", "May", "June", "July", "August","September", "October", "November", "December"] [ Select ] ["1986", "1987", "1988", "1989","1990", "1991", "1992"]
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Question 82 pts
The risk of Down syndrome for babies born to mothersbetween the ages of 20 and 45 can be approximated by thefunction percentageof all births where x is the mother's ageat delivery.
Write a sentence of interpretation for .