โ† Combinatorics

Combinations and selections

Random problem

Choosing with gaps 17Committees 17๐Ÿ”’Pairs and matchings 14๐Ÿ”’Pascal's triangle 18๐Ÿ”’Splitting into groups 18๐Ÿ”’Teams and lineups 13๐Ÿ”’nCr and nPr formulas 18๐Ÿ”’