
BÀI 11 PHÂN TÍCH MỘT SỐ RA THỪA SỐ NGUYÊN TỐ
Quiz
•
Mathematics
•
6th Grade
•
Hard
Lan Bùi
FREE Resource
83 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Các số nguyên tố nhỏ hơn 10 là
0; 1; 2; 3; 5; 7
2; 3; 5; 7; 9
2; 3; 5; 7
1; 2; 3; 5; 7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các số sau nào là một ước nguyên tố của 312.
6
4
26
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kết quả phân tích số 24 ra thừa số nguyên tố là
24 = 2.12
24 = 2².3
24 = 8.3
24 = 2³.3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kết quả phân tích số 11 ra thừa số nguyên tố là
11 = 11
11 = 1.11
11 = 2 + 9
11 = 11:1.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho biết 120 = 2³.3.5, khi đó số 120 có số ước là
16
3
4
8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
các số dương.
các số nguyên tố.
các số tự nhiên.
tùy ý.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cách phân tích ra thừa số nguyên tố ĐÚNG là?
144 = 2¹·3·6
120 = 2·6·5
504 = 2²·3·7
72 = 2³·3²
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