68,67,70 please from p n c
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we will need different cases in this question.
2alike and 2alile
ex: eeaa
2 alike 2 different
ex:aart
all different
ex: rthq
we will need different cases in this question.
2alike and 2alile
ex: eeaa
2 alike 2 different
ex:aart
all different
ex: rthq
Ruchadeore:
hey but I not getting answer
it will go on with the arrangements
when value is substituted in the arrangement then add the value of the arrangements you will get the answer
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