document.write( "Question 573800: The question is: Compute: 8C2\r
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document.write( "But the 8 and 2 are subscripts. How do I calculate this, and what does it mean? \n" );
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Algebra.Com's Answer #368883 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! this is the notation for the number of COMBINATIONS (order not important) of 2 things from a group of 8 things\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "nCr = n! / [r! * (n - r)!]\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "! is the notation for factorial ___ it means the product of the number and all the numbers down to one \n" ); document.write( "___ 5! = 5 * 4 * 3 * 2 * 1 \n" ); document.write( " |