รายจุด SET2

รายจุด SET2

9th - 12th Grade

30 Qs

quiz-placeholder

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รายจุด SET2

รายจุด SET2

Assessment

Quiz

Mathematics

9th - 12th Grade

Medium

Created by

Chatchai Chaiyaraj

Used 8+ times

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30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

กำหนด  A={0, 1, {0}, {0, 1}}A=\left\{0,\ 1,\ \left\{0\right\},\ \left\{0,\ 1\right\}\right\}  

ข้อใดต่อไปนี้ถูกต้อง

  {1}A\left\{1\right\}\in A  

 ϕA\phi\in A  

 {0}A\left\{0\right\}\subset A  

 n(A)=2n\left(A\right)=2  

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

ข้อใดต่อไปนี้ถูกต้อง

สับเซตของเซตอนันต์เป็นเซตอนันต์

สับเซตของเซตอนันต์เป็นเซตจำกัด

สับเซตของเซตจำกัดเป็นเซตอนันต์

สับเซตของเซตจำกัดเป็นเซตจำกัด

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

ถ้า A=ϕA=\phi  แล้ว  P(P(A))P\left(P\left(A\right)\right)  
ตรงกับข้อใดต่อไปนี้

 {ϕ}\left\{\phi\right\}  

 {ϕ, {ϕ}}\left\{\phi,\ \left\{\phi\right\}\right\}  

 {ϕ, {ϕ},{{ϕ}}, {ϕ, {ϕ}}}\left\{\phi,\ \left\{\phi\right\},\left\{\left\{\phi\right\}\right\},\ \left\{\phi,\ \left\{\phi\right\}\right\}\right\}  

 ϕ\phi  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

กำหนด A={1, 2, {3, 4}, 5, {6}}A=\left\{1,\ 2,\ \left\{3,\ 4\right\},\ 5,\ \left\{6\right\}\right\}  
ข้อใดต่อไปนี้ไม่เป็นสับเซตของ A


 {1, 2, {3, 4}}\left\{1,\ 2,\ \left\{3,\ 4\right\}\right\}  

 {1, {3, 4}, 6}\left\{1,\ \left\{3,\ 4\right\},\ 6\right\}  

 {1,{3, 4},{6}}\left\{1,\left\{3,\ 4\right\},\left\{6\right\}\right\}  

 {{3, 4}, {6}}\left\{\left\{3,\ 4\right\},\ \left\{6\right\}\right\}  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

กำหนด A={1, 1, 2}, B={0, 1, 2}A=\left\{-1,\ 1,\ 2\right\},\ B=\left\{0,\ 1,\ 2\right\} และ  C={1, 0, 1}C=\left\{-1,\ 0,\ 1\right\}  ข้อใดต่อไปนี้ไม่ถูกต้อง

 AB=BCA\cap B=B-C  

 AB=CBA-B=C-B  

 A(BC)A\subset\left(B\cup C\right)  

 A(BC)=(AB)CA\cup\left(B\cap C\right)=\left(A\cap B\right)\cup C  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

กำหนด A={ϕ, {ϕ}, {ϕ, {ϕ}}}A=\left\{\phi,\ \left\{\phi\right\},\ \left\{\phi,\ \left\{\phi\right\}\right\}\right\}  ข้อใดต่อไปนี้ถูกต้อง

 Aϕ=AA-\phi=A  

 A{ϕ}={ϕ, {ϕ, {ϕ}}}A-\left\{\phi\right\}=\left\{\phi,\ \left\{\phi,\ \left\{\phi\right\}\right\}\right\}  

 A{{ϕ}}={ϕ, {ϕ}}A-\left\{\left\{\phi\right\}\right\}=\left\{\phi,\ \left\{\phi\right\}\right\}  

 A{ϕ, {ϕ}}={ϕ, {ϕ}}A-\left\{\phi,\ \left\{\phi\right\}\right\}=\left\{\phi,\ \left\{\phi\right\}\right\}  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

เซตในข้อใดต่อไปนี้ไม่ใช่บริเวณที่แรเงาในแผนภาพ

ABA'\cap B

(AB)\left(A-B\right)'

(AB)A\left(A\cup B\right)-A

B(BA)B-\left(B\cap A\right)

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