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A certain forest covers an area  of 3900km2.Suppose that each year this area decreases by 4%.what will the area be after 14 years?

 Dec 13, 2018
 #1
avatar+98102 
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3900 (.96)^14  ≈  2202 km^2

 

 

cool cool cool

 Dec 13, 2018
 #2
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I just noticed that this formula is the same formula for loans. (Loan amount in $) * (1 + % increase each year) ^ (number of years)

PartialMathematician  Dec 13, 2018
edited by PartialMathematician  Dec 13, 2018

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