Factorial Notation#!#Permutations Of Disticnt Objects

Permutation OF Identical Objects

Permutation OF Identical Objects

Permutation & Combination

Permutation & Combination

Permutation & combination

Permutation & combination

What is permutation?

Circular Permutations

Prove that number of permutations of n distinct objects taken r at a time; when a particular onject is never taken in each a arrrangement is (n-1)P_(r)

Factorial and nCr Notation || Properties OF nCr