SOLUTION: a group of seven mountain climbers wishes to form a mountain climbing team of five. how many different teams could be formed?
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Question 1076654: a group of seven mountain climbers wishes to form a mountain climbing team of five. how many different teams could be formed?
Answer by ikleyn(52864) (Show Source): You can put this solution on YOUR website!
.
The number of combination of 7 objects taken 5 at a time is
= = 21.
On Combinations, see the lessons
- Introduction to Combinations
- PROOF of the formula on the number of Combinations
- Problems on Combinations
in this site.
Also, you have this free of charge online textbook in ALGEBRA-II in this site
- ALGEBRA-II - YOUR ONLINE TEXTBOOK.
The referred lessons are the part of this online textbook under the topic "Combinatorics: Combinations and permutations".
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