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Consider the letters of the word 'MATHEM...

Consider the letters of the word 'MATHEMATICS'
Possible number of words taking all letters at a time such that least one repeating letter is at odd position in each word is -

A

`(11!)/(2!2!2!)-(9!)/(2!2!)`

B

`(9!)/(2!2!2!)`

C

`(9!)/(2!2!)`

D

`(11!)/(2!2!2)`

Text Solution

Verified by Experts

The correct Answer is:
D
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