ข้อสอบกลางภาค1/67

Quiz
•
Mathematics
•
8th Grade
•
Hard
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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