Questions
The smallest set A such that is
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a
2, 3, 5
b
3, 5, 9
c
1, 2, 5, 9
d
None of these
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Correct option is B
Given A∪1,2=1,2,3,5,9. Hence, A=3,5,9.
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If A and B are two sets then is equal to
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