Đại số 9. Ôn tập chương I

Quiz
•
Mathematics
•
9th Grade
•
Hard
Quyết Trần
Used 1+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vô tỉ
Hữu tỉ
Số nguyên
Số thập phân
Số thập phân vô hạn tuần hoàn
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Với giá trị nào của x thì biểu thức 9x2+6x+1 có căn bậc hai? Câu nào sau đây đúng nhất?
Với mọi x >0
Với mọi x
x = 0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Căn bậc hai số học của 9 là ?
3
-3
81
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a = 0
a > 0
a < 0
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x <1
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