The total worldwide digital music revenues R, in billions of dollars, for the years 2012 through 2017

Question:

The total worldwide digital music revenues R, in billions of dollars, for the years 2012 through 2017 can be modeled by the function 


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where x is the number of years after 2012. 


(a) Find R(0), R(3), and R(5) and explain what each value represents. 


(b) Find r(x) = R(x - 2). 


(c) Find r(2), r(5) and r(7) and explain what each value represents. 


(d) In the model r = r(x), what does x represent? 


(e) Would there be an advantage in using the model r when estimating the projected revenues for a given year instead of the model R?

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Related Book For  book-img-for-question

College Algebra

ISBN: 9780135226865

11th Edition

Authors: Michael Sullivan, Michael Sullivan III

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