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Mathematics 13 Online
OpenStudy (anonymous):

A manufactor determines that the profit in dollars for manufactoring n units is P=3n^2-90n-720 (Assume that n is a positive integer). How many units are produced when the profit is $480?

OpenStudy (anonymous):

480=3n^2-90n-720 and solve for n

OpenStudy (anonymous):

take only the positive answer because units produce cannot be negative

OpenStudy (anonymous):

so 8 units produced

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