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第二冊4-3排列組合(評量)

Authored by 游佳穆 游佳穆

Mathematics

11th - 12th Grade

Used 104+ times

第二冊4-3排列組合(評量)
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

甲、乙、丙、丁、戊五個人排成一列

任意排有多少種排法?

 1×4!=241\times4!=24 

4!×2=484!\times2=48

 5!=1205!=120 

 3!×P24=723!\times P_2^4=72 

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

甲、乙、丙、丁、戊五個人排成一列

甲、乙兩人一定要相鄰,有多少種排法?

1×4!=241\times4!=24

4!×2=484!\times2=48

5!=1205!=120

3!×P24=723!\times P_2^4=72

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

甲、乙、丙、丁、戊五個人排成一列

甲為班長必排在首位,有多少種排法?

 1×4!=241\times4!=24 

4!×2=484!\times2=48

 5!=1205!=120 

 3!×P24=723!\times P_2^4=72 

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

甲、乙、丙、丁、戊五個人排成一列

甲、乙兩人必不相鄰,有多少種排法?

 1×4!=241\times4!=24 

4!×2=484!\times2=48

 5!=1205!=120 

 3!×P24=723!\times P_2^4=72 

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

將「better」一字所有的字母重新排列,

有多少種不同的排法?

 1×4!=241\times4!=24 

4!×2=484!\times2=48

 6!2!×2!=180\frac{6!}{2!\times2!}=180 

 3!×P24=723!\times P_2^4=72 

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

若顏色可重複使用,則共有多少種塗法?

 5×5×5=1255\times5\times5=125 

 5×4×3=605\times4\times3=60 

 5×4×4=805\times4\times4=80 

 7!4!3!=35\frac{7!}{4!3!}=35 

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

如圖棋盤街道中,從A 到B 的捷徑走法,
共有幾種?

 5×5×5=1255\times5\times5=125 

 5×4×3=605\times4\times3=60 

 5×4×4=805\times4\times4=80 

 7!4!3!=35\frac{7!}{4!3!}=35 

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