document.write( "Question 1147297: Write the following expression without using the factorial symbol\r
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Algebra.Com's Answer #768614 by greenestamps(13200)\"\" \"About 
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\n" ); document.write( "\"nC3%2BnC2%2BnC1\" =

\n" ); document.write( "\"%28n%28n-1%29%28n-2%29%29%2F6+%2B+%28n%28n-1%29%29%2F2%2B+n%2F1\" =

\n" ); document.write( "\"%28n%5E3-3n%5E2%2B2n%29%2F6+%2B+%28n%5E2-n%29%2F2+%2B+n\" =

\n" ); document.write( "\"%28n%5E3-3n%5E2%2B2n%29%2F6+%2B+%283n%5E2-3n%29%2F6+%2B+6n%2F6\" =

\n" ); document.write( "\"%28n%5E3-3n%5E2%2B2n%2B3n%5E2-3n%2B6n%29%2F6\" =

\n" ); document.write( "\"%28n%5E3%2B5n%29%2F6\" =

\n" ); document.write( "\"%28n%28n%5E2%2B5%29%29%2F6\"

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