122最大公因數與最小公倍數
Quiz
•
Mathematics
•
7th Grade
•
Hard
洪榮忠 新湖國中
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16 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列有關質數、合數的敘述,何者正確?
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
若 a和b兩數互質,所以(a,b)=?
a
b
axb
1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
最小的合數和最小的質數之間的差是多少?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列敘述何者正確?
1 是最小的質數
兩相異質數一定互質
互質兩數一定是質數
相異兩正整數互質
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪個數是 34×52 的因數?
35
32×54
3×5
2×32×52
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個數是42與98的最大公因數?
1
7
14
28
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
灝彥計算 a 和 b 的最大公因數,其過程如圖所示,若(a,b)=14,則 e=?
4
5
6
7
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