document.write( "Question 957290: What is the sum of the first five terms of a geometric series with a1=10 and r=1/5? \n" ); document.write( "
Algebra.Com's Answer #584945 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"S+=+a%2A%281-r%5En%29%2F%281-r%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"S+=+10%2A%281-%281%2F5%29%5E5%29%2F%281-1%2F5%29\" Plug in \"a+=+10\", \"r+=+1%2F5\" and \"n+=+5\"\r
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\n" ); document.write( "\n" ); document.write( "\"S+=+10%2A%281-1%2F3125%29%2F%281-1%2F5%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"S+=+10%2A%283125%2F3125-1%2F3125%29%2F%285%2F5-1%2F5%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"S+=+10%2A%283124%2F3125%29%2F%284%2F5%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"S+=+10%2A%283124%2F3125%29%2A%285%2F4%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"S+=+%2810%2A3124%2A5%29%2F%281%2A3125%2A4%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"S+=+156200%2F12500\"\r
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\n" ); document.write( "\n" ); document.write( "\"S+=+1562%2F125\"\r
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\n" ); document.write( "\n" ); document.write( "Final Answer: \"1562%2F125\"\r
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\n" ); document.write( "\n" ); document.write( "Jim\r
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