les ensembles

les ensembles

10th Grade

19 Qs

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les ensembles

les ensembles

Assessment

Quiz

Mathematics

10th Grade

Practice Problem

Medium

Created by

Inaam Khodr

Used 1+ times

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19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A = { x/x ∈ ℕ et x >-3} alors

A = ∅

A = { -2;-1;0;1;2;3....}

A = ℕ

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Si A ⊂ B alors

card ( A ⋃ B) = card (B)

card ( A ⋃ B) < card (B)

card ( A ⋂ B) = card (B)

3.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

x ∈ ℕ alors la solution de l'ensemble A de l'équation x²-5 =0 est :

A = { -√5 ; √5}

A = {5 }

A = ∅

4.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

E = { 0;1;2;3;4;5;6;7;8;9;10;11;12 } et B = { x ∈ E / x est pair } alors B =

B= { 0 ; 2;4;6;8}

B = { 1;3;5;7;9}

B= { 0 ; 2;4;6;8;10;12}

B = { 1;3;5;7;9;11}

5.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

A = { 1;2;3;4;6;12 } et B = { 0;2;4;6;8;10;12 } donc A ∪ B =

{ 0;1;2;3;4;6;8;10;12}

{ 1;2;4;6;10;12}

{1;2;3;4;6;8;10;12}

{0;2;4;6;8;10;12 }

6.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

A = { 1;2;3;4;6;12 } et B = { 0;2;4;6;8;10;12 } donc A ∩ B =

{ 0;2;4;6;8;10;12 }

{ 1;2;3;4;6;12 }

{ 2;4;6;12 }

{ 0;1;2;3;4;6;8;10;12 }

7.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

C = { 1;2;3;5;7}, écrire C en compréhension:

C = { x ∈ ℕ / x est un nombre impair ≤ 9}

C = { x ∈ ℕ / x est un nombre premier ≤ 9}

C = { x ∈ ℤ / x est un nombre impair ≤ 9}

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