Tập hợp các số hữu tỉ được kí hiệu là?
TEST 1
Quiz
•
Minh Thắm
•
Mathematics
•
7th Grade
•
1 plays
•
Medium
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24 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ℝ
ℚ
ℕ
ℕ*
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chọn câu trả lời đúng?
-5 ∈ ℕ
0,25 ∈ ℚ
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số nào sau đây là số hữu tỉ âm?
0,13
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a, b ∈ N , b ≠ 0
a, b ∈Z , b ≠ 0
a = 0, b ≠ 0
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Điền số hữu tỉ thích hợp vào ô vuông:
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chọn câu SAI?
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