A. (𝐴∪𝐵)′=𝐴′∪𝐵′
B. (𝑨∪𝑩)′=𝑨′∩𝑩′
C. (𝐴∩𝐵)′=𝐴′∩𝐵′
D. All Of These
Let U be a universal set and A and B be subsets of U , which of the following is true according to De-Morgan’s Law ?
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A. (𝐴∪𝐵)′=𝐴′∪𝐵′
B. (𝑨∪𝑩)′=𝑨′∩𝑩′
C. (𝐴∩𝐵)′=𝐴′∩𝐵′
D. All Of These