The current student population of Pittsburgh is 2100. If the population decreases at a rate of 11.8% each year, what will the student population be in 3 years? Write an exponential growth model for the future population P(t), where t is in years:

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A: Formula Used: Population exponential growth model is:

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Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.