Jawabanmu

2014-05-19T20:49:23+07:00
Bukan prima = {1,4,6}

P = 3/6 = 1/2


Maaf kalau ada kesalahan :)
2014-05-19T20:56:01+07:00
N(A)={1,4,6}=3
n(S)={1,2,3,4,5,6}=6
P(A)=n(A) = 3 = 1
n(S) 6 2
nb=yg atas bawah lgsg itu ada per nya....