แบบฝึกทักษะ 3

แบบฝึกทักษะ 3

10th Grade

10 Qs

quiz-placeholder

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แบบฝึกทักษะ 3

แบบฝึกทักษะ 3

Assessment

Quiz

Mathematics

10th Grade

Practice Problem

Hard

Created by

กนกพร อุทัยรังษี

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

ให้ B = {1, {3, 5}} ข้อใดเป็นสับเซตของ B

{ }, {1}, {{3, 5}}, {1, {3, 5}}

{ }, {3, 5}, {1, {3, 5}}

{1}, {3}, {5}

{{1}, {3, 5}}

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

ข้อใดไม่เป็น สับเซตของเซต {∅, 1, {1, 2}}

{∅ , 1, {1, 2}}

{{1}, {1, 2}}

{∅}

{{1, 2}}

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

ข้อต่อไปนี้ข้อใดถูกต้อง

{a, {b}} ⊂ {a, {b, c}}

{a} ⊂ {a, {b, c}}

{b} ⊂ {a, {b, c}}

2 ⊂ {1, {2, 3}}

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

ให้ A = { 1, {2}, {1, 2} } ข้อใดไม่ถูกต้อง

{ {1, 2} } ⊂ A

{2} ∈ A

∅ ⊂ A

∅ ∈ A

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

จงหาจำนวนสับเซตแท้ของเซต C เมื่อกำหนดให้ C = { 1, 2, 3, {4, 5} }

4

12

15

16

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

ให้ A = {1, 3, 5} ข้อใด ไม่เป็น สับเซตแท้ของ A

{1, 3}, {1, 5}, {3, 5}

{1}, {3}, {5}

{ }, {1, 5}

{1, 3, 5}

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

กำหนดให้ A = {0, 1, 2, …,9} จำนวนสับเซตที่มีสมาชิกอย่างน้อย 1 ตัว คือ

29

29 - 1

210 -1

210

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