Question

Which of the following defined on Z is not an equivalence relation .......,Select Proper option from the given options.
(a) (x,y) ∈ S <=> x≥ y
(b) (x,y) ∈ S <=> x=y
(c) (x, y) ∈ S <=>x- y is a multiple of3
(d) (x, y) ∈ S if | x- y | is even

Answer 1

Answer:

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