Question 1205307
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Substitute t = 3  (3 years)  into the formula and get immediately


    number of books in the library in 3 years = {{{7300*e^(0.04t)}}} = {{{7300*2.71828^(0.04*3)}}} = 8230.726.


Round to the closest integer number.


<U>ANSWER</U>.  8231 books in 3 years.
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