document.write( "Question 961170: Does this data set follow arithmetic or geometric sequence?\r
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Algebra.Com's Answer #587798 by Edwin McCravy(20056)\"\" \"About 
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document.write( "If it were arithmetic, then\r\n" );
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document.write( "\"2%2F30-1%2F20+=+3%2F40-2%2F30+=+4%2F50-3%2F40\" or\r\n" );
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document.write( "\"cross%281%2F60+=+1%2F120+=+1%2F200%29\"\r\n" );
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document.write( "That's certainly false.\r\n" );
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document.write( "If it were geometric, then\r\n" );
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document.write( "\"%282%2F30%29%2F%281%2F20%29+=+%283%2F40%29%2F%282%2F30%29+=+%284%2F50%29%2F%283%2F40%29\" or\r\n" );
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document.write( "\"cross%284%2F3+=+9%2F8+=+16%2F15%29\"\r\n" );
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document.write( "That's certainly false.\r\n" );
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document.write( "So it's neither.\r\n" );
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document.write( "Edwin

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