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Intersection

If A is non-e...

Question

If A is non-empty set then (((A)')')' is _________

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μ

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ϕ

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Solution

The correct option is B A'
We know that complement of complement of a set will be the original set itself.
So, $((A)^{'})^{'} = A$
And finding its complement again we get $(((A)^{'})^{'})^{'} = A^{'}$

Suggest Corrections

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