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แบบทดสอบ ม.4 เรื่อง ความสัมพันธ์และฟังก์ชัน

Authored by Thanat Thanat

Mathematics

10th Grade

Used 13+ times

แบบทดสอบ ม.4 เรื่อง ความสัมพันธ์และฟังก์ชัน
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30 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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จากภาพ r คือความสัมพันธ์ในข้อใด

A × B

{ (1, a), (2, b), (3, b), (4, d) }

{ (a, 1), (b, 2), (b, 3), (d, 4) }

{ (1, a), (2, b), (3, c), (4, d) }

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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กำหนดให้ A = { 3, 6, 9 } และ B = { c, d }

{ (3, c), (3, d), (6, c), (6, d), (9, c), (9, d) }

{ (3c), (3d), (6c), (6d), (9c), (9d) }

{ (c, 3), (c, 6), (c, 9), (d, 3), (d, 6), (d, 9) }

{ (c3), (c6), (c9), (d3), (d6), (d9) }

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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{ (2, 1), (2, 3), (4, 1), (4, 3) }

{ (1, 2), (1, 4), (3, 2), (3, 4) }

{ (1, 2), (1, 4), (2, 3), (4, 3) }

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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n = { (-1, 2), (0, 3), (1, -1), (2, -2), (3, -1) } จงหาเรนจ์ของ n

Rn = { -1, 0, 1, 2, 3 }

Dn = { -1, 0, 1, 2, 3 }

Rn = { -1, 0, 1 }

Rr = { -1, 0, 1 }

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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n = { (-1, 2), (0, 3), (1, -1), (2, -2), (3, -1) } จงหาโดเมนของ n

Dn = { -1, 1, 2, 3 }

Dn = { -1, 0, 1, 2, 3 }

Dn = { 0, 1, 2, 3 }

Rn = { -1, 0, 1, 2, 3 }

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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A×B = { (3, 2), (3, 4), (3, 5), (5, 2), (5, 4), (5, 8), (7, 2), (7, 4), (7, 8) }

r = { (3, 4), (3, 5), (5, 8), (7, 8) }

r = { (3, 2), (3, 5), (5, 4), (7, 8) }

r = { (3, 2), (5, 2), (7, 2), (7, 4) }

r = { (3, 4), (3, 5), (5, 8) }

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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6

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15

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