SOLUTION: In the year 2006 it was discovered that global population was increasing at the annual rate of 1.7%. In what year will the global population be double?

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Question 107580: In the year 2006 it was discovered that global population was increasing at the annual rate of 1.7%. In what year will the global population be double?
Answer by scott8148(5885) About Me  (Show Source):
You can put this solution on YOUR website!
let x="year of doubling" ... 2=(1.017)^(x-2006) ... log2=(x-2006)(log1.017)

(log(2))/(log(1.017))=x-2006