document.write( "Question 1029340: write in summation notation:
\n" ); document.write( "3/5 + 3/4 + 15/16 + 75/64 + ....... \n" ); document.write( "
Algebra.Com's Answer #644376 by Edwin McCravy(20056)\"\" \"About 
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document.write( "Checking to see if it is a geometric sequence:\r\n" );
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document.write( "So it is a geometric sequence with \"a%5B1%5D=3%2F5\" and \"r=5%2F4\"\r\n" );
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document.write( "The kth term is \"a%5Bk%5D=ar%5E%28k-1%29=expr%283%2F5%29expr%28%285%2F4%29%29%5E%28k-1%29\"\r\n" );
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document.write( "In summation notation for the first n terms:\r\n" );
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document.write( "We may factor out the \"3%2F5\"\r\n" );
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document.write( "Note: Your teacher may have wanted you to sum to infinity, instead\r\n" );
document.write( "of only to n.  The reason I did not is because the series diverges \r\n" );
document.write( "since r > 1.\r\n" );
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document.write( "Edwin

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