24. Text Message Advertising Some companies place advertisements in text mes- sages. They spend money on...

 

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24. Text Message Advertising Some companies place advertisements in text mes- sages. They spend money on such things as display banners, links or icons placed on wireless application protocols (WAP), mobile HTML sites or em- bedded in mobile applications such as maps or games or videos. Suppose that through the years 2008-2015, a company uses the text message advertising spending plan S(x) = -x³ + 9x² - 15x + 9, where S(x) is in millions of dol- lars and x is the number of years from the year 2008. a. Find the amount of money this company spent or plans to spend each year on text message advertising for the years 2008 through 2015. Summarize the results in a table. b. If the company adheres to this spending plan, can it expect to increase its spending after the year 2015? c. Construct the graph of this function. 24. Text Message Advertising Some companies place advertisements in text mes- sages. They spend money on such things as display banners, links or icons placed on wireless application protocols (WAP), mobile HTML sites or em- bedded in mobile applications such as maps or games or videos. Suppose that through the years 2008-2015, a company uses the text message advertising spending plan S(x) = -x³ + 9x² - 15x + 9, where S(x) is in millions of dol- lars and x is the number of years from the year 2008. a. Find the amount of money this company spent or plans to spend each year on text message advertising for the years 2008 through 2015. Summarize the results in a table. b. If the company adheres to this spending plan, can it expect to increase its spending after the year 2015? c. Construct the graph of this function.

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c Given Sx 9 Given In year S0 S1 3 Sx x 9x 15X 9 In 25 ... View the full answer