The relationship between marketing expenditures (x) and sales (y) is given by the following formula, y = 6x - 0.10x^2 + 15. (Hint: Use the Nonlinear Solver tool). a. What level of marketing expenditure will maximize sales? (Round your answer to 2 decimal places.) Marketing expenditure b. What is the maximum sales value? (Round your answer to 2 decimal places.) Maximum sales value
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10x^2 + 15, which represents the rate of change of sales with respect to marketing expenditure. The derivative is dy/dx = 6 - 0.20x. Setting this equal to zero gives us the marketing expenditure that maximizes sales: 6 - 0.20x = 0, so x = 30. Show more…
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