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Dua uang logam,AA
AG
GA
GG
1:4
Kelas :9
Bab :4
Nama Bab :Peluang
Kode mapel:2
Kode :9.2.4
Jawab:
n(S)=2²
=4
2A={AA}
n(2A)=1
P(2A)=n(2A)/n(S)
=1/4
Jadi peluang muncul 2 angka adalah 1/4