Question: 4. Consider the following binary relations on the following sets. ( a) S = R , remy means sety >0 ( b) S = ,

4. Consider the following binary relations on the following sets. ( a) S = R , remy means "sety >0" ( b) S = , Deny means " x "ty = y"+x"; ( c ) S is the set of all humans, X~Y means "Y is a brother of X". Foreach of the three relations, explain whether it is reflexive, symmetric, and transitive. Fill the table. REFLEXIVE SYMMETRIC TRANSITIVE ( a) ( b ) (c) which of the three relations are equivalence relations? state only

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