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SE COMP (20-21) SET THEORY

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  • 1. Multiple Choice
    30 seconds
    1 pt

    Set represented by stating a property that uniquely characterized its element is called ___________

    Roster Method

    Set Builder Method

    Tabular Method

    Venn diagram Method

  • 2. Multiple Choice
    30 seconds
    1 pt

    The number of ____________ elements in a set is called cardinality or cardinal number of a set.

    disjoint

    redundant

    distinct

    repeated

  • 3. Multiple Choice
    30 seconds
    1 pt


     If A={xR (real number) : x21=0} then A=?If\ A=\left\{x∈R\ (real\ number)\ :\ x^2−1=0\right\}\ then\ \left|A\right|=?  

    0

    1

    2

    none of these

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