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rafeds08

  • 3 years ago

Which of the 2 is a null set? a. {x:x is not equal to x} b. {0}

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  1. rafeds08
    • 3 years ago
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    help please!

  2. Bgarza95
    • 3 years ago
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    i think b maybe not sure

  3. hartnn
    • 3 years ago
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    the set {0} contains 1 element which is 0. so its not a null set

  4. Bgarza95
    • 3 years ago
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    sorry a then

  5. rafeds08
    • 3 years ago
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    waht is a rooster set of a?

  6. hartnn
    • 3 years ago
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    whats a rooster set ?

  7. rafeds08
    • 3 years ago
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    roster

  8. hartnn
    • 3 years ago
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    its {} because its NULL so it will not contain any elements

  9. rafeds08
    • 3 years ago
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    what is the roster form of a? when we say x is not equal to x

  10. akash_809
    • 3 years ago
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    it's a because x is not x won't contain any elements

  11. hartnn
    • 3 years ago
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    the roster form of a is {}

  12. rafeds08
    • 3 years ago
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    k thanks

  13. hartnn
    • 3 years ago
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    the given defination was in set builder form.

  14. hartnn
    • 3 years ago
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    welcome :)

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