Solve the problem.The following points form a quadratic relationship: (1, 5.0), (2, 4.4), (3, 4.3), (4, 4.2), (5, 4.6), (6, 4.8), 
The x-coordinates are the years a particular company has been in operation and the y-coordinates are the profit, in millions, for that year. Use quadratic regression to determine the profit in the fourth year.
A. 4.28 million
B. 4.20 million
C. 6.5 million
D. 4.35 million
Answer: A
Mathematics
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