Suppose that a company has just purchased a new computer for ​$3200. The company chooses to depreciate using the​ straight-line method for 4 years. ​(a) Write a linear function that expresses the book value V of the computer as a function of its age x. ​(b) What is the domain of the function found in part a? ​(c) Graph the linear function. ​(d) What is the book value of the computer after 33 ​years? ​(e) When will the computer have a book value of $ 2400​?

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