Let A and B be sets. Show that f : A × B → B × A such that f(a, b) = (b, a) is bijective function
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#LetAandBbesetsShowthatfA×BB×Asuchthatfabisequaltobaisbijectivefunction
Let A and B be sets. Show that f : A × B → B × A such that f(a, b) = (b, a) is
bijective function.
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