Let R be the relation on the set of all students
Chapter 13, Problem 21E(choose chapter or problem)
Problem 21E
Let R be the relation on the set of all students containing the ordered pair (a, b) if a and b are in at least one common class and a≠ b, When is (a, b) in
a) R 2?
b) R 3?
c) R *?
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