
21 HCF_LCM
Authored by Mok Wai莫達威老師
Mathematics
KG - University
Used 5+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
求
a
Answer explanation
HCF 指數取小
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
求
Answer explanation
LCM 指數取大
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
求
Answer explanation
HCF 指數取小,個個有才要 xy^2 因 z 不是個個有,不要
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
求
Answer explanation
LCM 指數取大,一個有也要
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2014 DSE Q31 3x4 y2z、4xy5z 及6X2 y3 的H.C.F. 為
xy2
xy2z
12x4y5z
12x7y9z2
Answer explanation
HCF 指數取小,個個有才要
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2016 DSE Q31
Answer explanation
LCM 指數取大,一個有也要
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
兩式的 HCF 和 LCM 為
若第一式是 則第二式為
Answer explanation
HCF 和 LCM 為
a 指數最小 1 最大 3
b 指數最小 1 最大 4
若第一式是
則第二式為
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