Question

Let R be the relation from N to N defined by R= {(a,b): a,b € N and a=b^2 }. Are the following true?
(i) (a,b) € R, for all a€N
(ii) (a,b) € R, implies (b,a) € R
(iii) (a,b) € R, (b,c) € R implies (a,c) € R.
Justify the answer in each case...​

Answer 1

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