CBSE Class 11-science Answered
Find the no. Of arrangements of the letters of the word Delhi if e always comes before i.
Asked by Sh1989kishore | 22 Oct, 2018, 22:12: PM
The total number of letters in the word DELHI is 5.
We have to fing the no. Of arrangements of the letters of the word Delhi,
if E always comes before I.
take EI as one letter .
So, the number of letter now we have are 4.
Therefore the no. Of arrangements of the letters of the word Delhi,
if E always comes before I = 4! = 24
Answered by Yasmeen Khan | 23 Oct, 2018, 11:26: AM
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