3.แบบฝึกเรื่อง อสมการ กำลังสอง
Quiz
•
Mathematics
•
9th Grade
•
Hard
supol nilklang
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
คำตอบของอสมการ x2-3x-10 < 0 ตรงกับข้อใด
-2<x<5
-5<x<2
x>-2หรือx<5
x>5หรือx<-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
คำตอบของอสมการ x2-3x-10 > 0 ตรงกับข้อใด
x>5 หรือ x<-2
x>-5 หรือ x<2
-2<x<5
-5<x<2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
คำตอบของอสมการ x2-3x-10 ≤ 0 ตรงกับข้อใด
-2≤x≤5
-5≤x≤2
5≤x หรือ x≤-2
-5≤x หรือ x≤2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
คำตอบของอสมการ x2-3x-10 ≥ 0 ตรงกับข้อใด
x≥5 หรือ x≤-2
x ≤-5 หรือ x ≥2
-2≤x≤5
-5≤x≤2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
คำตอบของอสมการ x2-3x-10 ≠0 ตรงกับข้อใด
x=5,-2
x=-5,2
x≠-2,5
x≠2,-5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
คำตอบของอสมการ x2-3x-10 ≮ 0 ตรงกับข้อใด
x≥5 หรือ x ≤-2
x ≥2 หรือ x ≤-5
x>5 หรือ x <-2
x >2 หรือ x < -5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
คำตอบของอสมการ x2+3x-28 ≯ 0 ตรงกับข้อใด
x≥4 หรือ x ≤-7
x ≤-4 หรือ x ≥ 7
(-7,4)
(-4,7)
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