SOLUTION: In how many ways can 7 students be assigned seats in a row containing 7 desks if two of the students must not be seated next to each other?
Algebra ->
Permutations
-> SOLUTION: In how many ways can 7 students be assigned seats in a row containing 7 desks if two of the students must not be seated next to each other?
Log On
Question 577406: In how many ways can 7 students be assigned seats in a row containing 7 desks if two of the students must not be seated next to each other? Answer by varun(12) (Show Source):