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Mathematics, 19.09.2021 17:00 debk
A popular video game retailer develops apps. The total profit, in dollars per day, after x days can be modeled by the function R(x) = 3x3 – 21x2 + 21x + 45. The total cost, in dollars per day, after x days, can be modeled by the function A(x) = x2 – 2x – 3. After how many days does the retailer start making money?
40
20
10
5
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A popular video game retailer develops apps. The total profit, in dollars per day, after x days can...
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