document.write( "Question 1117539: Hello! I'm a little stumped on this problem. I'm not sure where to start. Any help is greatly appreciated and welcomed! It really helps me! Thank you so much!\r
\n" ); document.write( "\n" ); document.write( "The math club has 9 members\r
\n" ); document.write( "\n" ); document.write( "1. How many ways can we choose a statistics committee of 3 members?\r
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Algebra.Com's Answer #732644 by ikleyn(52797)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "1.  How many ways can we choose a statistics committee of 3 members?\r\n" );
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document.write( "    Since the order is not important in this problem, it is about COMBINATIONS, and the number of combinations in this case is\r\n" );
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document.write( "    \"C%5B9%5D%5E3\" = \"%289%2A8%2A7%29%2F%281%2A2%2A3%29\" =  84.\r\n" );
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document.write( "    It is your answer.\r\n" );
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document.write( "2.  How many ways can we choose a president, vice president, and secretary?\r\n" );
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document.write( "    Since the order is important in this problem, it is about PERMUTATIONS, and the number of ways in this case is\r\n" );
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document.write( "    9*8*7 =  504.\r\n" );
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document.write( "    The first  position  can be occupied by any of 9 participants;\r\n" );
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document.write( "    the second position  can be occupied by any of remaining 8 participants;\r\n" );
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document.write( "    and the last, third position  can be occupied by any of remaining 7 participants.\r\n" );
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document.write( "    It is your answer.\r\n" );
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\n" ); document.write( "On Combinations and Permutations,  see the lessons\r
\n" ); document.write( "\n" ); document.write( "    - Introduction to Permutations\r
\n" ); document.write( "\n" ); document.write( "    - PROOF of the formula on the number of Permutations\r
\n" ); document.write( "\n" ); document.write( "    - Problems on Permutations\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( "    - OVERVIEW of lessons on Permutations and 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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\n" ); document.write( "\n" ); document.write( "Save the link to this textbook together with its description\r
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\n" ); document.write( "\n" ); document.write( "Free of charge online textbook in ALGEBRA-II
\n" ); document.write( "https://www.algebra.com/algebra/homework/complex/ALGEBRA-II-YOUR-ONLINE-TEXTBOOK.lesson\r
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\n" ); document.write( "\n" ); document.write( "into your archive and use when it is needed.\r
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