Permutasi dari :
1. Day
2. Two
2. School
_____________
– Biasa
_____________
– Pts hari ke 2 di sekolah
Kuis
[1] Day
- Total huruf (3)
- Unsur ganda (x)
→ 3!
→ 3.2
→ 6 Susunan
[2] Two
- Total huruf (3)
- Unsur ganda (x)
→ 3!
→ 3.2
→ 6 Susunan
[3] School
- Total huruf (6)
- Unsur ganda (2)
→ 6! ÷ 2!
→ 6.5.4.3.2 ÷ 2
→ 720 ÷ 2
→ 360 Susunan
– Day
p = 3!
p = 6susunan✔
•••
– Two
P = 3!
p = 6susunan✔
•••
– School
Banyak unsur = 6
Unsur ganda = 2(o)
p = 6! ÷ 2
P = 720 ÷ 2
P = 360susunan✔