15phut

Quiz
•
Mathematics
•
10th Grade
•
Hard
gdtx Toán
Used 16+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Xác định hệ số a,b,c của phương trình bậc 2 sau:
3x2-4x=5
a=3;b=4;c=5
a=3;b=-4;c=5
a=3;b=-4;c=-5
a=-3;b=-4;b=5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tính denta của phương trình bậc 2 sau:
x2-3x+2=0
1
2
3
4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Một phương trình nào sau đây có vô số nghiệm
3x+3=0
0x+3=3
0x+0=3
3x+3=3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Toàn bộ R
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
x=1,y=1
Phương trình vô nghiệm
Phương trình vô số nghiệm
Chả có đáp nào đúng trong các đáp án trên
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
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