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Let n be a fixed positive integer. Define a relation R in Z as follows ∀ a,b∈Z, aRb if and only if a - b is divisible by n. Show that R is an equivalence relation. |
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Answer» Let n be a fixed positive integer. Define a relation R in Z as follows ∀ a,b∈Z, aRb if and only if a - b is divisible by n. Show that R is an equivalence relation. |
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