Cho số thực a > 0. Số thực nào sau đây là căn bậc hai số học của a?
TOAN 9 - ĐẠI C1B1,2

Quiz
•
Mathematics
•
9th Grade
•
Hard

Nguyễn Huệ Hường
Used 70+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
2.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Số nào sau đây là căn bậc hai của số a = 0,36 ?
- 0,6
0, 6
0,9
-0,18
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Khẳng định nào sau đây SAI?
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Biểu thức có nghĩa khi?
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Các số x không âm thỏa mãn ?
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Gía trị biểu thức bằng?
1
2
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Giá trị của biểu thức là?
24,64
32
-24,8
24,8
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