
Toán 8 | BẤT PHƯƠNG TRÌNH | B3

Quiz
•
Mathematics
•
6th - 8th Grade
•
Medium
Vinh Sư Phụ
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho các bất phương trình sau, đâu là bất phương trình bậc nhất một ẩn
5x + 7 < 0
0x + 6 > 0
x2 – 2x > 0
x – 10 = 3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Giá trị x = 2 là nghiệm của bất phương trình nào sau đây?
7 – x < 2x
2x + 3 > 9
-4x ≥ x + 5
5 – x > 6x – 12
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tập nghiệm của bất phương trình 3x + 7 > x + 9 là
S = {x|x > 1}
S = {x|x > -1}
x = 1
S = {x|x < 1}
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hình vẽ nào dưới đây biểu diễn tập nghiệm của phương trình 2x – 8 ≤ 13 – 5x.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số nguyên lớn nhất thỏa mãn bất phương trình (x – 2)2 – x2 – 8x + 3 ≥ 0 là
x = 1
x = 0
x = -1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số nguyên nhỏ nhất thỏa mãn bất phương trình x(5x + 1) + 4(x + 3) > 5x2 là
x = -3
x = 0
x = -1
x = -2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bất phương tình 2(x – 1) – x > 3(x – 1) – 2x – 5 có nghiệm là:
Vô số nghiệm
x < 3,24
x > 2,12
Vô nghiệm
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