1.Căn bậc hai số học của 9 là
TNKQ ĐẠI 9 CHƯƠNG I: CĂN BẬC HAI, CĂN BẬC BA

Quiz
•
Mathematics
•
9th Grade
•
Medium
Giang Hồng
Used 25+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A. -3.
B. 3.
C. 81.
D. -81.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.Biểu thức bằng
A. 4 và -4.
B. -4.
C. 4
D. 8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3.So sánh 9 và ta có kết luận sau:
A. 9<
B. 9=
C. 9>
D. Không so sánh được.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.Biểu thức xác định khi:
A.
B.
C.
D.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5. Biểu thức xác định khi:
A.
B.
C.
D.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. Biểu thức bằng
A. 3 - 2x
B. 2x - 3
C. |2x - 3|
D. 3 - 2x và 2x - 3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. Biểu thức bằng
A.
B.
C.
D. Kết quả khác.
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