document.write( "Question 885940: Manually calculate the compound interest on an investment of $12,500 at 7.5% interest, compounded semiannually, for 2 years. (Round value to the nearest cent.)
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Algebra.Com's Answer #535580 by lwsshak3(11628)\"\" \"About 
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Manually calculate the compound interest on an investment of $12,500 at 7.5% interest, compounded semiannually, for 2 years. (Round value to the nearest cent.)
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\n" ); document.write( "compound interest formula: A=P(1+i)^n,P=initial investment, i=interest rate per compounding period, n=number of periods, A=amt after n-periods
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\n" ); document.write( "For given problem:
\n" ); document.write( "P=12500
\n" ); document.write( "i=.075/2=0.0375
\n" ); document.write( "n=4
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\n" ); document.write( "A=12500(1+.0375)^4
\n" ); document.write( "A=12500(1.0375)^4=14483.13
\n" ); document.write( "amt gained-initial investment=14483.13-12500.00=1983.13
\n" ); document.write( "Compound Interest=$1,983.13
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