Q)
Let X = {1, 2, 3, 4}. Examine whether each of the relations given below is a function from
X to X or not. Explain. \[\]
(i) f = {(2, 3), (1, 4), (2, 1), (3, 2), (4, 4)} \[\]
(ii) g = {(3, 1), (4, 2), (2, 1)} \[\]
(iii) h = {(2, 1), (3, 4), (1, 4), (4, 3)}
1 Answer
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