ความสัมพันธ์และฟังก์ชัน

Quiz
•
Mathematics
•
10th Grade
•
Hard
Kru P'Por
Used 66+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
กำหนดให้ A = {1, 2} และ B = {a, b, c} ข้อใดต่อไปนี้เป็นฟังก์ชันจาก B ไป A
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
แล้วข้อใดคือค่าของ a และ b ตามลำดับ
4, -5
-5, 4
-4, 5
-5, 4
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
แล้ว xy มีค่าเท่าใด
-2
-1
1
2
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
ให้ A = {1, 2} แล้ว AxA คือข้อใด
{1, 2}
{(1, 1), (2, 2)}
{(2, 1), (2, 2)}
{(1, 1), (1, 2), (2, 1), (2, 2)}
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
ความสัมพันธ์ในข้อใดเป็นไม่ฟังก์ชัน
{(0,5), (1,6), (2,9)}
{(1,2), (2,3), (3,4)}
{(4,2), (5,3), (6,4)}
{(1,1), (1,3), (2,5)}
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
กำหนด f( x - 1 ) = x + 2 แล้ว f(0) มีค่าตรงกับข้อใด
3
4
5
6
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A = { -2, -1, 0, 1, 2 } ,B = { 1, 2, 3, 4 } และ ข้อใดกล่าวได้ถูกต้อง
r = {(-1 ,2), (0, 1), (1,2)}
r = {(-1,3), (1,1), (1,4)}
r = {(-1,2), (1,1), (4,2)}
r = {(-1,2), (0,1)}
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