document.write( "Question 880045: Need to write the series in sigma notation
\n" ); document.write( "3+6+11+18+27
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Algebra.Com's Answer #531827 by richwmiller(17219)\"\" \"About 
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differences
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\n" ); document.write( "second differences
\n" ); document.write( "2 2 2 2
\n" ); document.write( "3 3 2 0 0
\n" ); document.write( "6 5 2 0 0
\n" ); document.write( "11 7 2 0
\n" ); document.write( "18 9 2
\n" ); document.write( "27 11
\n" ); document.write( "38
\n" ); document.write( "The sixth term is 38
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