Find the number of permutations of letters of the word
– LMAO
– SO FUN
Jawaban:
Find the number of permutations of letters of the word :
– LMAO : 4!
Unsur Ganda : (-)
P = n!
P = 4!
P = 4 x 3 x 2 x 1
P = 12 x 2
P = 24 Susunan
– SO FUN : 5!
Unsur Ganda : (-)
P = n!
P = 5!
P = 5 x 4 x 3 x 2 x 1
P = 20 x 6
P = 120 Susunan
LMAO
Jumlah unsur 4
Unsur ganda –
P = n!
P = 4!
P = 4 × 3 × 2 × 1
P = 24 susunan
SO FUN
Jumlah unsur 5
Unsur ganda –
P = n!
P = 5!
P = 5 × 4 × 3 × 2 × 1
P = 120 susunan