Class 11

Math

Algebra

Permutations and Combinations

In how many different ways can the letters of the word `KURUKSHETRA' be arranged?

- 4989600

no. of letter in word $=11$

$⇒$ letters which are repeated

are $K,U,R$ (all 2 times)

So, no. of ways, letters

can be arranged are:-

$2!2!2!11! =4989600$.