
NHÌN TRÚNG - GIƠ ĐÚNG
Authored by Hue Phan
Mathematics
9th Grade
Used 3+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
Câu 1: Phương trinh bậc nhất 1 ẩn (a-1).x + 3 = 0 có nghiệm duy nhất khi nào?
A. a = 1
B. a > 1
C. a < 1
2.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
Câu 2: Nghiệm của bất phương trình -4x + 1 > 0 là:
B. x > 1
3.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
A. x < 2
4.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
Câu 4. Phương trình (x + 5 )(x – 3 ) = 0 có nghiệm là
A. x=-5; x = 3
B. x= 5; x = 3
C. x= 5; x = -3
D. x = - 5; x = - 3
5.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
A. 4
B. 34
C. -4
D. -34
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