there are nine teaching canidiates in the running for two administrator posistions in the school district....

there are nine teaching canidiates in the running for two administrator posistions in the school district. How many differnt groups of two can there be?'

Expert Solution

Total different groups of two can be possible out of 9 = 9C2 = 9! / (2! * (9 - 2)!) = 36

orchestra answered 2 years ago

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