Respuesta :

mreijepatmat
The 9 letters can be permutated in 9P9 or 9!

9! =362,880 but you have 2 same letters "a" & 3 same letters "o"

hence you have to divide 9! BY 2! & 3!==> 362,880/(2!.3!)=
362,880/12 =30,240 DIFFERENT WORDS

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