A). how many different words can be formed using the letters of the word haryana? (4) b).how many of these begin with h and end with n ? c).in how many of these h and n are together?
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7x6x5x4= 840; which is the total no. of different words that can be formed from the letters of the word Haryana.
5x4= 20; which is the no. of words that begin with H and end with N.
6x5x4= 120; where H and N are together.
5x4= 20; which is the no. of words that begin with H and end with N.
6x5x4= 120; where H and N are together.
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