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Mathematics 10 Online
OpenStudy (anonymous):

Suppose that y = 21(1.07)x, represents book sales in billions of dollars since 2000. X represents the number of years after 2000. Predict the book sales for 2010 (x = 10), to the nearest billion. $41 billion $39 billion $44 billion $36 billion

OpenStudy (anonymous):

\[y=21*1,07^{x}\] so for 2010 just put x=10 in this formula

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