II. Suppose that the total worldwide sales for a song album are approximated by the function: 250x³ x³ +7 where, S(x) = S(x) is the measured in millions of dollars; and x is the number of months since the album is released A. Use a graphing tool to show the graph of S(x) in the context of the situation. B. Construct a table to show the total number of sales for the first two years since the album's release. C. What will be the album's gross sales in the long run? Support your answer analytically using the concept of limits.

A network server has an original value of 10, 000 and is to be depreciated linearly over 5 years with a 3000 scrap value. Find an expression giving the book value at the end of year t . What will be the book value of the server at the end of the second year? What is the rate of depreciation of the server?

There were 280,700 graphic designer jobs in a country in 2010. It has been projected that there will be 315,500 graphic designer jobs in 2020. (a) Using the data, find the number of graphic designer jobs as a linear function of the year. N(t) = = 3480t + 280700 X (b) Using your model, in what year will the number of graphic designer jobs first exceed 300,000? 2015

In 2000, the average weekly salary for workers in the United States was $567. This amount has increased by approximately $15 per year. a. Express the average weekly salary for U.S. workers, W, as a function of the number of years after 2000, x. b. If this trend continues, in which year will the average weekly salary be $882?