Cho số thực . Số nào sau đây là căn bậc hai số học của a?
can bac hai

Quiz
•
Mathematics
•
12th Grade
•
Medium

Minh Huynh Thoai
Used 37+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số nào sau đây là căn các hai số học của số .
-0,18
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khẳng định nào sau đây là đúng
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Biểu thức có nghĩa khi
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rút gọn biểu thức với a>0
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho a là số không âm, b là số dương. Khẳng định nào sau đây là đúng?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho a, b là hai số không âm. Khẳng định nào sau đây là đúng?
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