Cho tập hợp A = {3; 7}. Cách viết nào sau đây là đúng?
Toán 6 (Thành Công)

Quiz
•
Mathematics
•
KG - University
•
Medium
Cong Thanh
Used 43+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A. {3} ∈ A
B. 3 ⊂ A
C. {7} ⊂ A
D. A ⊂ {7}
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số nào sau đây chia hết cho cả 2 và 3?
42
51
19
23
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số nào sau đây là ước chung của 24 và 30?
6
5
12
4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số nào sau đây là số nguyên tố?
77
15
66
55
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kết quả của phép tính 34 : 3 + 23 : 22 là:
29
11
13
23
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho x − (−9) = 7. Số x bằng:
-2
2
16
-16
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Số nào sau đây là số nguyên tố?
11
12
13
14
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