document.write( "Question 1175171: There are 12 color pencils in different colors. If the 4 boxes are filled with different colors,how many different patterns can be formed? (each box can only be filled with one color) \n" ); document.write( "
Algebra.Com's Answer #800739 by ikleyn(52781)![]() ![]() You can put this solution on YOUR website! .\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Each pattern is an ORDERED sequence of colors.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Therefore, the answer to the problem's question is\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " 12*11*10*9 = 11880 different patterns.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Ordering is important, so we use PERMUTATIONS, not combinations.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "--------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "As usual, @ewatrrr gives incorrect answer/solution to this class of problems.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |