document.write( "Question 1192876: On Jan 1 1970 the population of Sarnia was 70000. On Jan 1 2008, the population is approximately 113000.\r
\n" ); document.write( "\n" ); document.write( "Find the exponential growth rate of the city\r
\n" ); document.write( "\n" ); document.write( "and what will the population be in 2022?
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Algebra.Com's Answer #824791 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
That was 38 years passage from 1970 to 2008.\r
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\n" ); document.write( "\n" ); document.write( "\"70000%281%2Br%29%5E38=113000\"
\n" ); document.write( "Is this enough for you to continue and then to finish?\r
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\n" ); document.write( "\n" ); document.write( "\"log%28%2870000%2A%281%2Br%29%5E38%29%29=log%28%28113000%29%29\"\r
\n" ); document.write( "\n" ); document.write( "\"log%28%2870000%29%29%2B38%2Alog%28%281%2Br%29%29=log%28%28113000%29%29\"\r
\n" ); document.write( "\n" ); document.write( "\"4.845098%2B38%2Alog%28%281%2Br%29%29=5.0530784\"\r
\n" ); document.write( "\n" ); document.write( "\"38%2Alog%28%281%2Br%29%29=5.0530784-4.845098\"\r
\n" ); document.write( "\n" ); document.write( "\"38%2Alog%28%281%2Br%29%29=0.2079804\"\r
\n" ); document.write( "\n" ); document.write( "\"log%28%281%2Br%29%29=0.005473168\"\r
\n" ); document.write( "\n" ); document.write( "If use base ten, then
\n" ); document.write( "\"1%2Br=10%5E%280.005473168%29\"\r
\n" ); document.write( "\n" ); document.write( "\"1%2Br=1.01268\"\r
\n" ); document.write( "\n" ); document.write( "About \"1%2Br=1.0127\"
\n" ); document.write( "So \"highlight_green%28r=0.0127%29\" or 1.27 percent increase per year.\r
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