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For any two sets A and B, prove the following : (i) A∩(A′∪B)=A∩B (ii) A - (A - B) = A∩B. (iii) A∩(A∪B)′=ϕ (iv) A - B =AΔ(A∪B). |
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Answer» For any two sets A and B, prove the following : (i) A∩(A′∪B)=A∩B (ii) A - (A - B) = A∩B. (iii) A∩(A∪B)′=ϕ (iv) A - B =AΔ(A∪B). |
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