Solve the problem.The total sales in dollars of some small businesses fluctuates according to the equation S = A + B sin ?x/6, where x is the time in months, with x = 1 corresponding to January, A = 8500, and  Determine the month with the greatest total sales and give the sales in that month.

A. March; $12,000
B. September; $5000
C. June; $8500
D. December; $12,000


Answer: A

Mathematics

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