SOLUTION: Let x be the amount (in hundreds of dollars) a company spends on advertising, and let P be the Profit, where P = 230 + 20x- .5x^2. What expenditure for advertising results in the

Question 360559: Let x be the amount (in hundreds of dollars) a company spends on advertising, and let P be the Profit, where P = 230 + 20x- .5x^2. What expenditure for advertising results in the maximum profit?
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
The equation is quadratic whose graph is a parabola facing down, so it will have a maximum. The x-value giving the maximum P (profit)value is . Therefore the company has to spend $2,000 to maximize profit.
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