document.write( "Question 1140176: How long does it take for $3800 to double if it is invested at 7% compounded continuously? Round your answer to two decimal places, if necessary. \n" ); document.write( "
Algebra.Com's Answer #760671 by josgarithmetic(39618)\"\" \"About 
You can put this solution on YOUR website!
\"3800%2Ae%5E%280.07%2Ax%29=7600\" \"for\"\"x\"\"years\"\r
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\n" ); document.write( "\n" ); document.write( "\"e%5E%280.07x%29=2\"\r
\n" ); document.write( "\n" ); document.write( "\"ln%28e%5E%280.07x%29%29=ln%282%29\"\r
\n" ); document.write( "\n" ); document.write( "\"0.07x%2Aln%28e%29=ln%282%29\"\r
\n" ); document.write( "\n" ); document.write( "\"0.07x=ln%282%29\"\r
\n" ); document.write( "\n" ); document.write( "\"x=ln%282%29%2F0.07\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28x=9.902%2Ayears%29\"\r
\n" ); document.write( "\n" ); document.write( "about 9 years 47 weeks
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