集合论复习题(3)

集合论复习题(3)

8th Grade

10 Qs

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集合论复习题(3)

集合论复习题(3)

Assessment

Quiz

Mathematics

8th Grade

Medium

Created by

Ooi Xi黄丽茜

Used 45+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

设A={a,e,i,o,u}, B={a,i,o}

求 A\B.

{a, i, o}

{e, u}

{a, e, i, o}

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

设A={a,e,i,o,u}, B={a,i,o}

求 B\A.

ϕ\phi

{e, u}

{a, i, o}

{a, e, i, o, u}

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 ξ\xi = { -4, 3, -2, -1, 0, 1, 2, 3 ,4} 及 A = {0}.
求A的余集。

{-4, -3, -2, -1, 0, 1, 2, 3}

{-3, -2, -1, 1, 2, 3}

{-4, -3, -2, -1, 1, 2, 3, 4}

{-4, -3, -2, -1, 1, 2, 3}

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 ξ\xi  = {1, 3, 5, 7, 9, 11, 13, 15, 17} 

W = {5, 7, 9, 11}, 求 W' 。

{1, 3, 13, 15, 17}

{1, 3}

{2, 4, 6, 8, 10, 12, 14, 16}

{1, 3, 5, 7, 9, 11, 13, 15, 17}

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt


ξ={1,2,3,4,5,6,7,8,9,10},
A={1,3,6,9}
 AA'  .

{1, 3, 6, 9}

{2, 4, 5, 7, 8, 10}

{2, 5, 7, 9, 10}

{4, 8}

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt


ξ={1,2,3,4,5,6,7,8,9,10},
A={1,3,6,9}
B={2, 5, 7, 9, 10}
 (AB)\left(A\cup B\right)'  .

{1, 3, 6, 9}

{2, 4, 5, 7, 8, 10}

{2, 5, 7, 9, 10}

{4, 8}

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

{4, 6}

{2, 5, 7}

{5, 6}

{2, 4, 6}

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