college algebra logarithmic

Mathematics
Tutor: None Selected Time limit: 1 Day

The population 
N(t) (in millions)
 of a country t years after 1980 may be approximated by the formula 
N(t) = 219e0.0109t.

 When will the population be twice what it was in 1980? (Round your answer to one decimal place.)

Apr 17th, 2015

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Apr 17th, 2015

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so the answer is t= 63.59 years

                              = 63.6 years

Apr 17th, 2015

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Apr 17th, 2015
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