gays caranya dong....

Mapel : Matematika
Bab : Himpunan

pakai Cara Faktorial

P = {1,3,5,7,9}
n(P) = 5

3 Anggota

5C3

[tex] = \frac{5 \times 4 \times 3}{1 \times 2 \times 3} [/tex]

[tex] = \frac{60}{6} [/tex]


[tex] = 10[/tex]
(B)