3
Q:
A) 9!/(2!)^{2}x3! | B) 9! x 2! x 3! |
C) 0 | D) None |
Answer: A) 9!/(2!)^{2}x3!
Explanation:
Explanation:
n items of which p are alike of one kind, q alike of the other, r alike of another kind and the remaining are distinct can be arranged in a row in n!/p!q!r! ways.
The letter pattern 'MESMERISE' consists of 10 letters of which there are 2M's, 3E's, 2S's and 1I and 1R.
Number of arrangements =