Khi bỏ dấu ngoặc trong biểu thức số : 2 - ( 9 – 1 + 3) ta được:
Toán 6 kì 2

Quiz
•
Mathematics
•
1st - 12th Grade
•
Medium
Nguyễn Long
Used 139+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2 – 9 – 1 – 3
2 – 9 + 1 + 3
2 – 9 + 1 – 3
2 + 9 – 1 – 3
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tính 368.63 +368.37 thu được kết quả là
3680
36700
38600
36800
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
{3; 5}
{-1; 1; 3; 5}
{1; 3; 5}
{-1; 3; 5}
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
x = 30
x = 29
x = 0
x = 59
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
4, 5, 6, 7
1, 2, 5, 9
1, 2, 4, 5, 7, 8
3, 5, 4, 7, 8
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tìm số tự nhiên x biết (2x + 1)3 = 125. Giá trị của x tìm được là:
2 hoặc - 2
- 2
2
5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
M là trung điểm của đoạn thẳng AB nếu thoả mãn điều kiện nào sau đây?
AM = MB và AM + MB = AB
AM + MB = AB
AM = MB
AM = AB và AM + AB = MB
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