ข้อสอบกลางภาค1/67

ข้อสอบกลางภาค1/67

8th Grade

10 Qs

quiz-placeholder

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ข้อสอบกลางภาค1/67

ข้อสอบกลางภาค1/67

Assessment

Quiz

Mathematics

8th Grade

Hard

Created by

ณัญจนา ขาวบ้านนา

Used 4+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

​ข้อใดไม่ใช่เครื่องหมายอสมการ

​<

​>

​≤

​=

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

​2x + 7 ≥ 15 มีคำตอบตรงกับข้อใด

​x ≥ 8

​x ≥ 4

​x ≥ 2

​x ≥ 15

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

​  x - 10 < 60 มีคำตอบตรงกับข้อใด

​x < 70

​x < 60

​x < 50

​x < 40

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

​ข้อใดคือสูตรแยกตัวประกอบพหุนามดีกรีสามที่ถูกต้อง

​A3  +  B3   =   (A  + B ) ( A2  -  AB +  B2 )

​A3  -  B3   =   (A  + B ) ( A2  -  AB +  B2 )

​A3  +  B3   =   (A  + B ) ( A2  +  AB +  B2 )

​A3  +  B3   =   (A  + B ) ( A2  -  AB -  B2 )

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

​x3  +  13   มีคำตอบตามข้อใด

​(x  - 1 ) ( x2  -  x +  1 )

(x  + 1 ) ( x2  -  x +  1 )

​(x  + 1 ) ( x2  +  x +  1 )

​(x  + 1 ) ( x2  -  x -  1 )

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

​x2 + 3x + 2  = 0 จากโจทย์ x มีค่าตามข้อใด       

​x = -1 , -1

​x = -2 , -2

​x = -1 , -2

​x = -3 , -2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

x=-1 ,-4

x= 1 ,4

x=-1 ,4

x= 1 ,-4

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