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11 December, 03:24

Given D = x. E = x. F = x is an even number between 10 and 20. 1. The expression D∪F means (64 and 81) OR (all whole numbers). 2. The expression D∩F means (16,22,24,18) OR (12,14,16,18). 3. The expression D∩E means (all whole numbers) OR (64,81). 4. The expression E∩F means (all whole numbers) OR (empty set). 5. The expression D∩ (E∪F) means (empty set) OR (81,64,12,14,16,18)

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  1. 11 December, 03:52
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    D∩ (E∪F) = (1,4,9,16,25,36,49,64,81,12,14,18)

    D∩E = (1,4,9,16,25,36,49,64,81)

    D∩ (E ∩ F) = (16)

    D∩F = (12,14,16,18)
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