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Verified answer
Sedikitnya 2 bola putih terjadi saat1) 2Putih × 1Biru
= 4C2 × 5C1 = 6 × 5 = 30 cara
2) 3Putih × 0Biru
= 4C3 × 5C0
= 4 × 1 = 4 cara
jadi semuanya ada 30 + 4 = 34 cara ✔️ (B)
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