document.write( "Question 458353: What is the solution to the infinite geometric series... the lower limit is = to 1. The upper limit is the infinite symbol. 0.8(0.2)^(n-1). \n" ); document.write( "
Algebra.Com's Answer #314438 by Edwin McCravy(20060)\"\" \"About 
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What is the solution to the infinite geometric series... the lower limit is = to 1. The upper limit is the infinite symbol. 0.8(0.2)^(n-1).
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document.write( "\"sum%28a%5B1%5Dr%5E%28n-1%29%2C1%2Cinfinity%29+=a%5B1%5D%2F%281-r%29\"\r\n" );
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document.write( "Substitute \"a%5B1%5D=0.8%280.2%29%5E%281-1%29=0.8%280.2%29%5E0=0.8%281%29+=+0.8\" \r\n" );
document.write( "and \"r+=+0.2\"\r\n" );
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document.write( "\"sum%280.8%280.2%29%5E%28n-1%29%2C1%2Cinfinity%29=0.8%2F%281-0.2%29=0.8%2F0.8=1\"\r\n" );
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document.write( "Edwin

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