defence exam ITBP (Telecommunication) Head Constable Mock Test 2024 Mathematics Permutations and Combinations Combination Function and its properties
Four-letter words are to be formed using the letters of the word 'FAILURE'.
Consider the following statement
I. Number of words of F is included in each word is \(\rm ^6C_3\times4!\)
II. Number of words, if it contains two different vowels and two different consonants is \(\rm ^3C_2 \times {^4}C_2\times4!\)
Which of the above statements is/are correct?
1
Only I
2
Only II
3
both I and II
4
Neither I nor II