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Тесты по дискретной

Authored by Nargiza Sayfidullayeva

Mathematics

University

Used 3+ times

Тесты по дискретной
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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

  Равны ли следующие множества?

{1,2,3,4} и {4,3,2,1}

{1,2,3,4} и {43,2,1}

{1,23,4} и {4,32,1}

{2,3,4} и {4,3,2,1}

{12,3,4} и {4,3,21}

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 

A ⊂\subset B, B ⊂\subset A, то

A ≠\ne B

A == B

A ⊂\subset B

A ∈\in B

B ∈\in A

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A == B, тогда и только тогда, когда

A ∈\in B, B ∈\in A

A ⊂\subset B, B ∈\in A

A ⊂\subset B, B ⊂\subset A

A ∈\in B, B ⊂\subset A

A ⊂\subset B

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A ∩\cap B, тогда и только тогда, когда

X ∈\in B, X ⊂\subset A

X ⊂\subset B, X ∈\in A

X ⊂\subset B, X ⊂\subset A

X ∈\in B, X ∈\in A

X ⊂\subset B,

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A ∪\cup B тогда и только тогда, когда

A ∈\in B, B ∈\in A

A ⊂\subset B, B ∈\in

A ⊂\subset B, B ⊂\subset A

A ∈\in B, B ⊂\subset A

x ∈\in B, x ∈\in A

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A\B тогда и только тогда, когда


A ∈\in B, B ∉\notin A

A ⊂\subset B, B ∈\in A

A ⊂\subset B, B ⊂\subset A

A ∈\in B, B ⊂\subset A

x ∈\in A, x ∉\notin B

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A ×\times B тогда и только тогда когда

A ⊂\subset B, B ⊂\subset A

A ⊂\subset B, B ∈\in A

b ∈\in B, a ∈\in A

A ∈\in B, B ⊂\subset A

x ∈\in B, x ∉\notin A

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