Determine whether the relation r on the set

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Determine whether the relation R on the set of integers Z is reflexive,symmetric,antisymmetricand /or transitive? which of these relations is equivalence relations?which of these relations is partial ordering?

a. xRy if and only if x^2?y^2(mod 4)

b. xRy if and only if gcd(x,y)=1

c. xRy if and only if x^2+y^2 is even

Reference no: EM13161757

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