Permutations
↻ RegeneratePermutations
Problems
1. Number of Permutations from $16$ objects picked $1$ at a time is:
2. Number of Permutations from $13$ objects picked $9$ at a time is:
3. Number of Permutations from $15$ objects picked $7$ at a time is:
4. Number of Permutations from $17$ objects picked $1$ at a time is:
5. Number of Permutations from $18$ objects picked $7$ at a time is:
Solutions
1. $16$
2. $259459200$
3. $32432400$
4. $17$
5. $160392960$