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Mathematics, 03.04.2020 04:57 alicat20
The number of text messages, y (in billions), sent in the United States since 2005 can be
modeled using the equation y=18.8(3), where x is the number of years after 2005. In what
year were there approximately 4.6 trillion text messages sent?
A.2007
B.2008
C.2009
D.2010
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Answers: 3
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