1-24 Counting These exercises involve counting.

19-22 ■ Anagrams An anagram of a word is a permutation of the letters of that word. For example, anagrams of the word triangle include griantle, integral, and tenalgir. Find the number of different anagrams of the given word.

MISSISSIPPI

To find:

The number of different anagrams of the word “MISSISSIPPI”.

Approach:

The number of distinguishable permutations of the objects is given as,

P(n)=n!n1!n2!......nn! ……(1)

Calculation:

Consider the given word.

MISSISSIPPI

The number of letters are 11. Letter I is repeated 4 times, S is repeated 2 times and P is repeated 2 times