Marketing—Advertising Budget (continuation of Exercise 1): Graph the model in the viewing window [0, 40] by [1000, 2200]. Use the graph and the Trace capabilities of your calculator to estimate an interval in the form a ≤ x ≤ b that would result in N(x) being between 1500 and 1800.
Exercise 1
Marketing—Advertising Budget: The number of dollars spent on advertising for a product influences the number of items of the product that will be purchased by customers. The number of Krypto-Cases sold for a new smartphone is a function of the amount of advertising spent and can be modeled by
where x represents the amount spent on advertising, measured in thousands of dollars, and N(x) represents the number of cases purchased. Determine and interpret.
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