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Solve the Problem C=0.057x2+0.67x+4.6C = 0.057 x ^ { 2 } + 0.67 x + 4.6

Question 139

Multiple Choice

Solve the problem.
-The formula C=0.057x2+0.67x+4.6C = 0.057 x ^ { 2 } + 0.67 x + 4.6 can be used to approximate the number, CC , (in millions) of laptops sold over a ten-year period, where xx is the number of years since the first year this information was recorded. According to this formula, how many laptops were sold in year 10 ? Round the answer to the nearest tenth of a million.


A) 17 million
B) 11.9 million
C) 4.6 million
D) 15.2 million

Correct Answer:

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