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If the set A contains 5 elements and the set B contains 6 elements, then the number of one-one and onto mappings from A to B is(a)720 (b)120 (c)0 (d)NOT |
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Answer» Answer: A contains 5 elements B contains 6 elements Since number of elements in B is more than A there cannot be any one-one and onto mapping from A to B So, the correct answer is (c) i.e 0 |
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