The following table shows retail sales in drug stores in billions of dollars in the U.S. for years since 1995. Year Retail Sales 0 85.851 3 108.426 6 141.781 9 169.256 12 202.297 15 222.266 Let y be the retails sales in billions of dollars in x years since 1995. A linear model for the data is y=9.44x+84.182   B) To the nearest billion, estimate the retails sales in the U. S. in 2011. billions of dollars. C) Use the equation to find the year in which retails sales will be $250 billion.

Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
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ISBN:9781337111348
Author:Bruce Crauder, Benny Evans, Alan Noell
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Chapter5: A Survey Of Other Common Functions
Section5.6: Higher-degree Polynomials And Rational Functions
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The following table shows retail sales in drug stores in billions of dollars in the U.S. for years since 1995.

Year Retail Sales
0 85.851
3 108.426
6 141.781
9 169.256
12 202.297
15 222.266



Let y be the retails sales in billions of dollars in x years since 1995. A linear model for the data is y=9.44x+84.182

 

B) To the nearest billion, estimate the retails sales in the U. S. in 2011. billions of dollars.


C) Use the equation to find the year in which retails sales will be $250 billion.

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