Perkalian Suku Dua + + = + + + Contoh Tentukan nilai 2 + 3 4 + . Jawab: 2 + 3 4 + = 2 4 + + 3 4 + = 2 × 4 + 2 × + 3 × 4 + 3 × 2 = 8 + 2 + 12 + 3 2 2 = 8 + 14 + 3 2