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Mathematik-Online problems:

Problem 906: Population Model

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
The population $ (P)$ of the city of Alexandria in millions from 1980 through 1998 can be modeled by

$\displaystyle P(t) = 4.5 \, e^{0.04 t} $

where $ t=0$ corresponds to 1980. According to the model, in what year will the city have a population of 9 million people?
(Author: Rafee )

see also:

[Solutions]
  automatisch erstellt am 24. 10. 2007