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แบบทดสอบ เรื่องเซต

Authored by กมลทิพย์ ธูปคำ

Mathematics

10th Grade

Used 87+ times

แบบทดสอบ เรื่องเซต
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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A U B ตรงกับข้อใด

{1,2,3,4}

{1,2,4}

{2,4}

{1,2,3,4,5}

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

{1,2,3,4,5}

{1,2,4,5}

{4,5}

{4}

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

{1,2,4}

{1,2,5}

{1,2}

{4,5}

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

กำหนด A={2,4,6,8,10} 
P(A) มีสมาชิกกี่จำนวน

5จำนวน

10 จำนวน

16 จำนวน

32 จำนวน

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

กำหนด A={1,{2,{1,3}},3,4} ข้อใดถูกต้อง

{1,2,3}A\left\{1,2,3\right\}\in A

2,{1,3}A2,\left\{1,3\right\}\in A

1,3,4A1,3,4\in A

{1,3}A\left\{1,3\right\}\in A

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 A={ϕ,{ϕ},1,{1,2}}A=\left\{\phi,\left\{\phi\right\},1,\left\{1,2\right\}\right\} 
ข้อใดไม่ถูกต้อง

 {1,2}P(A)\left\{1,2\right\}\in P\left(A\right)  

 {ϕ}A\left\{\phi\right\}\in A  

 {1,2}A\left\{1,2\right\}\in A  

 {ϕ}P(A)\left\{\phi\right\}\in P\left(A\right)  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 A={1,3,5,7,9} B={2,3,4,5}A=\left\{1,3,5,7,9\right\}และ\ B=\left\{2,3,4,5\right\}  
ข้อใดถูกต้อง

 AB={1,2,3,4,5,7,8,9}A\cup B=\left\{1,2,3,4,5,7,8,9\right\}  

 AB={3,4,5}A\cap B=\left\{3,4,5\right\}  

 AB={1,7,9}A-B=\left\{1,7,9\right\}  

 BA={1,7,9}B-A=\left\{1,7,9\right\}  

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