document.write( "Question 964459: how long does it take for a deposit of $900 to double at 2% compounded continuously \n" ); document.write( "
Algebra.Com's Answer #589346 by lwsshak3(11628)\"\" \"About 
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how long does it take for a deposit of $900 to double at 2% compounded continuously
\n" ); document.write( "formula for continuous compounding: A=Pe^rt, P=initial investment, r=interest rate, t=number of years, A=amt after t-years.
\n" ); document.write( "For given problem:
\n" ); document.write( "A/P=e^rt=2
\n" ); document.write( "rt*lne=ln2
\n" ); document.write( "lne=1
\n" ); document.write( "t=ln2/r=ln2/.02=34.66
\n" ); document.write( "how long does it take for a deposit of $900 to double? about 35 yrs
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