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anonymous

  • one year ago

Set A = {2, 4, 6, 8, 10, 12}, set B = {3, 6, 9, 12, 15} and set C = {1, 4, 7, 10, 13, 16}.

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  1. anonymous
    • one year ago
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    Is B (upside down U) C= B U C

  2. DanJS
    • one year ago
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    Union, list all the elements of both the sets, once each

  3. anonymous
    • one year ago
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    1,3,4,6,7,9,10,12,13,15,16

  4. DanJS
    • one year ago
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    yes

  5. DanJS
    • one year ago
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    U means elements of Either Set, listed once each the upside down U is And - elements in both sets

  6. anonymous
    • one year ago
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    |dw:1437353382965:dw|

  7. anonymous
    • one year ago
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    |dw:1437353436086:dw|

  8. anonymous
    • one year ago
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    |dw:1437353485598:dw|

  9. anonymous
    • one year ago
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    Yes

  10. anonymous
    • one year ago
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    Hence B and C has no element in common, right?

  11. anonymous
    • one year ago
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    Yes

  12. anonymous
    • one year ago
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    that is \(B\cap C=\emptyset\)

  13. anonymous
    • one year ago
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    but \(B\cup C\) is |dw:1437353733495:dw|

  14. anonymous
    • one year ago
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    Are they same?

  15. anonymous
    • one year ago
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    No

  16. anonymous
    • one year ago
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    Bingo!! you got it!!

  17. anonymous
    • one year ago
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    Thanks.

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