document.write( "Question 1161070: A population growing at a rate of 2.1% per year from an initial population of 9000 will grow in years to an amount\r
\n" ); document.write( "\n" ); document.write( "P=9000 x e^0.021t
\n" ); document.write( " \r
\n" ); document.write( "\n" ); document.write( "How many years will it take the population to triple?
\n" ); document.write( "Round your answer to the nearest integer.\r
\n" ); document.write( "\n" ); document.write( "please help!!!!!
\n" ); document.write( "
\n" ); document.write( " years
\n" ); document.write( "

Algebra.Com's Answer #784499 by josgarithmetic(39633)\"\" \"About 
You can put this solution on YOUR website!
\"cross%28P=9000+x+e%5E0.021t%29\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"P=9000e%5E%280.021t%29\"\r
\n" ); document.write( "\n" ); document.write( "-\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "When to triple?\r
\n" ); document.write( "\n" ); document.write( "\"e%5E%280.021t%29=3\"\r
\n" ); document.write( "\n" ); document.write( "\"ln%28e%5E%280.021t%29%29=ln%283%29\"\r
\n" ); document.write( "\n" ); document.write( "\"0.021t=ln%283%29\"\r
\n" ); document.write( "\n" ); document.write( "\"t=ln%283%29%2F0.021\"----------use calculator for the value.
\n" ); document.write( "
\n" );