Multimi
a year ago
aurabardes2
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10 QuestionsShow answers
  • Question 1
    20 seconds
    Q.

    Fie A={1,2,3,6}. Cat este cardinalul multimii A?

    answer choices

    1

    4

    6

    12

  • Question 2
    30 seconds
    Q.

    Fie A={1,2,4,6} si B={2,4,6,7}. Determina AUB

    answer choices

    {1,2,4,6,7}

    {2,4,6}

    {1}

    {7}

  • Question 3
    30 seconds
    Q.

    Cate submultimi cu 2 elemente are multimea A={1,2,3,4,5,6}?

    answer choices

    6

    12

    15

    20

  • Question 4
    30 seconds
    Q.

    Daca A={1,2,x} , B={1,2,6,7} si A-B={4} determina numarul natural x.

    answer choices

    7

    6

    4

    1

  • Question 5
    30 seconds
    Q.

    Fie A={x, x cifra impara} si B={ 1,2,3,4,5}. Cat va fi intersectia celor doua multimi?

    answer choices

    {1,2,3,4,5,7,9}

    {1,2,3,4,5}

    {1,3,5,7,9}

    {1,3,5}

  • Question 6
    30 seconds
    Q.

    Daca A={1,2,3,4} si B={2,3,4,5,6} determina B-A

    answer choices

    {5,6}

    {1}

    {2,3,4}

    {1,2,3,4,5,6}

  • Question 7
    30 seconds
    Q.

    Daca A={x,x cifra para}, un element care nu apartine multimii A este:

    answer choices

    0

    2

    4

    12

  • Question 8
    30 seconds
    Q.

    Daca B={x, x cifra impara}, un element care apartine multimii B este....

    answer choices

    13

    7

    2

    8

  • Question 9
    30 seconds
    Q.

    Daca A={1,2,3} si B={2,4,6} determina Card(AUB).

    answer choices

    5

    6

    3

    9

  • Question 10
    30 seconds
    Q.

    Cardinalul unei multimi finite reprezinta:

    answer choices

    suma elementelor acesteia;

    produsul elementelor sale;

    numarul de elemente ale multimii;

    oricare dintre elementele sale;

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