Questions
The set is to be partitioned into three sets of equal size. Thus The number of ways to partition is
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a
12!3!(4!)3
b
12!3!(3!)3
c
12!(4!)3
d
12!(3!)4
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Correct option is A
Each of the three sets A, B, C contains exactly 4elements.Thus, the number of ways of partitioning the set S is13! 12C4 8C4 4C4=13!12!4!8!×8!4!4!(1)=12!3!(4!)3Similar Questions
The total number of ways of dividing distinct objects into n equal groups is
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