document.write( "Question 1080697: a manager wants to assign 20 workers to 4 district construction job. these jobs require 6,4, 3 and 7 workers respectively. in how many different ways can the manager assign the worker ? \n" ); document.write( "
Algebra.Com's Answer #694855 by ikleyn(52781)\"\" \"About 
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\n" ); document.write( "The number of different ways = \"C%5B20%5D%5E6%2AC%5B14%5D%5E4%2AC%5B10%5D%5E3\",\r
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\n" ); document.write( "\n" ); document.write( "where \"C%5Bm%5D%5En\" = \"m%2A%28%28m-1%29%2A%28m-2%29%2Aellipsis%2A%28m-n%2B1%29%29%2F%281%2A2%2A3%2Aellipsis%2An%29\" is the number of combinations of m items taken n at a time.\r
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\n" ); document.write( "\n" ); document.write( "On combinations, see the lessons\r
\n" ); document.write( "\n" ); document.write( "    - Introduction to Combinations\r
\n" ); document.write( "\n" ); document.write( "    - PROOF of the formula on the number of Combinations\r
\n" ); document.write( "\n" ); document.write( "    - Problems on Combinations\r
\n" ); document.write( "\n" ); document.write( "in this site.\r
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\n" ); document.write( "\n" ); document.write( "Also,  you have this free of charge online textbook in ALGEBRA-II in this site\r
\n" ); document.write( "\n" ); document.write( "    ALGEBRA-II - YOUR ONLINE TEXTBOOK.\r
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\n" ); document.write( "\n" ); document.write( "The referred lessons are the part of this online textbook under the topic \"Combinatorics: Combinations and permutations\".\r
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