Find the number of four letter word that can be formed from the letters of the word history.
Answers
Answered by
0
Step-by-step explanation:
the number of four letter word that can be formed from the letters of the HISTORY is
=(no.of letters of the word) p (four letter word)
here p means permutation
=7p4
=(7!)/(7-4)!
=(7×6×5×4)(3!)/(3!)
=7×6×5×4
=840
Similar questions