SOLUTION: Please help. I try to work these problems on my own but it confuses me. The function y(x) = 48.94 lnx/4.5 can be used to estimate the number of years y(x) after 1980 required for

Question 284804: Please help. I try to work these problems on my own but it confuses me.
The function y(x) = 48.94 lnx/4.5 can be used to estimate the number of years y(x) after 1980 required for a certain country,s population to reach x million people. In what year will the country's population reach 11 million?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
The function y(x) = 48.94 lnx/4.5 can be used to estimate the number of years
y(x) after 1980 required for a certain country's population to reach x million people. In what year will the country's population reach 11 million?
-------------
y(x) = 48.94 lnx/4.5
y(11) = 49.94*ln(11/4.5)
y(11) = 49.94*0.8938
y(11) = 44.64
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Round up to 45 years.
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Cheers,
Stan H.
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