document.write( "Question 162823: I have five possible days (Tues., Wed., Thurs.,Fri., and Sat.), which I need to group into threes without any repetition. How many possible combinations will result? \n" ); document.write( "
Algebra.Com's Answer #120038 by joecbaseball(37)\"\" \"About 
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You have five items (in this case days) from which you need to choose three without repetition. This is a combination problem.\r
\n" ); document.write( "\n" ); document.write( "The formula for this is 5C3 or \"five choose three\" and the formula is:
\n" ); document.write( "5! / (5-3)!3! which is (5x4x3x2x1) divided by (2x1)(3x2x1)\r
\n" ); document.write( "\n" ); document.write( "This gives you an answer of 10.\r
\n" ); document.write( "\n" ); document.write( "Good luck
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