PDF chapter test TRY NOW
Let \(A =\{3,4,7,8\}\) and \(B = \{1,7,10\}\). Which of the following sets are relations from \(A\) to \(B\)?
(i) \(R_1 = \{(3,7), (4,7), (7,10), (8,1)\}\)
(ii) \(R_2 = \{(3,1), (4,12)\}\)
(iii) \(R_3 = \{(3,7), (4,10), (7,7), (7,8), (8,11), (8,7), (8,10)\}\)
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