Question

29.Let R be a relation forN to N defined by R= {(a, b)/a, b € N and a-b € z} show that

(i) (a, b) € R for all a € N

(ii) (a, b) € R => (b, a) € R

(iii) (a, b) € R and (b, a) € R => (a, c) € R​

Answer 1

Answer:

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