document.write( "Question 357968: i need $4500 in 7 years. The bank offers a 2% intrest rate compounded semiannualy. How much would they need to deposit now in order to have $4500 in7 years \n" ); document.write( "
Algebra.Com's Answer #255520 by nerdybill(7384)\"\" \"About 
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\n" ); document.write( "\"A+=+P%281+%2B+r%2Fn%29%5E%28nt%29\"
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\n" ); document.write( "P = principal amount (the initial amount you borrow or deposit)
\n" ); document.write( "r = annual rate of interest (as a decimal)
\n" ); document.write( "t = number of years the amount is deposited or borrowed for.
\n" ); document.write( "A = amount of money accumulated after n years, including interest.
\n" ); document.write( "n = number of times the interest is compounded per year \r
\n" ); document.write( "\n" ); document.write( "Apply above to your question:
\n" ); document.write( "i need $4500 in 7 years. The bank offers a 2% intrest rate compounded semiannualy. How much would they need to deposit now in order to have $4500 in7 years
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\n" ); document.write( "P is what you're looking for
\n" ); document.write( "r is .02
\n" ); document.write( "n is 2
\n" ); document.write( "t is 7
\n" ); document.write( "A is 4500
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\n" ); document.write( "\"A+=+P%281+%2B+r%2Fn%29%5E%28nt%29\"
\n" ); document.write( "\"4500+=+P%281+%2B+.02%2F2%29%5E%282%2A7%29\"
\n" ); document.write( "\"4500+=+P%281+%2B+.01%29%5E14\"
\n" ); document.write( "\"4500+=+P%281.01%29%5E14\"
\n" ); document.write( "\"4500%2F%281.01%29%5E14+=+P\"
\n" ); document.write( "$\"3914.83+=+P\"\r
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