Mathematics, 09.06.2020 19:57, datzmypupppup
A teacher has four books-A, B, C, and D-to assign to four students in any order he prefers.
Set S includes all possible arrangements of the four books.
Set X includes all possible arrangements when book C is chosen first and D is chosen second.
Which notation is correct?
If book C is chosen first and D is chosen second, in how many ways can the teacher assign the books?
с
Answers: 2
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A teacher has four books-A, B, C, and D-to assign to four students in any order he prefers.
Set S i...
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