A, B, C and D are four sets such that A ∩ B = C ∩ D = ∅. Consider the following:

1. A ∪ C and B ∪ D are always disjoint.

2. A ∩ C and B ∩ D are always disjoint.


Which of the above statements is/are correct?

Mathematics 2015 NDA Mathematics 2015 NDA 2015

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