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If A = {1, 2, 4, 6, 7, 8}; B = {2, 5, 7, 9, 10} and C = {4 , 5, 9, 10}. Find1. A ∪ B2. B ∪ C3. A ∪ C4. A ∩ B5.B ∩ C6. A∪ B ∪ C7. A ∩ B ∩ C8. (A ∩ B) ∪ (C ∩ A) |
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Answer» 1. A ∪ B = {1, 2, 4, 5, 6, 7, 8, 9, 10} 2. B ∪ C = {2, 4, 5, 7, 9, 10} 3. A ∪ C = {1, 2, 4, 5, 6, 7, 8, 9, 10} 4. A ∩ B = {2, 7} 5. B ∩ C = {5, 9, 10} 6. A ∪ B ∪ C = {1, 2, 4, 5, 6, 7, 8, 9, 10} 7. A ∩ B ∩ C = Φ 8. (A ∩ B) ∪ (C ∩ A) = {2, 7} u {4} = {2, 4, 7} |
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