Căn bậc hai số học của 16 là :
BÀI TẬP ÔN TẬP TOÁN 9

Quiz
•
Mathematics
•
9th Grade
•
Medium
Quang Minh
Used 38+ times
FREE Resource
18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4
-4
4 và -4
256
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
xác định với các giá trị :
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khai phương tích 15.30.50 ta được :
1500
150
15
300
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rút gọn biểu thức trên ta được:
2(x - 2)
2(2 - x)
2(x - 2)(x + 2)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trục căn thức ở mẫu biểu thức trên ta được:
3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
=
5
0
4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kết quả bằng:
21
11
0
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