Permutasi dr kata :
• dah
• yang
• terakhir
nt : terakhir… :-:
Quiz
Jawaban:
• dah
D = 1
A = 1
H = 1
Jumlah huruf = 3
Unsur ganda = –
3!
= 3.2.1
= 6 Susunan kata
• yang
Y = 1
A = 1
N = 1
G = 1
Jumlah huruf = 4
Unsur ganda = –
4!
= 4.3.2.1
= 24 Susunan kata
• terakhir
T = 1
E = 2
R = 1
A = 1
K = 1
H = 1
I = 1
Jumlah huruf = 8
Unsur ganda = 2 ( R )
8! / 2!
= 8.7.6.5.4.3.2.1 / 2.1
= 40.320 / 2
= 20160 Susunan kata
Kaidah pencacahan
- Dah
Total huruf = 3
Unsur ganda = –
3!
= 3×2
= 6 susunan
- Yang
Total huruf = 4
Unsur ganda = –
4!
= 4×3×2
= 12 susunan
- Terakhir
T = 1
E = 1
R = 2
A = 1
K = 1
H = 1
I = 1
Total huruf = 8
Unsur ganda = 2
8!/2!
= 40.320/2