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Verified answer
Bab AljabarMatematika SMP Kelas VIII
(3m + 2n)³ = (3m)³ + 3 . (3m)² . 2n + 3 . 3m . (2n)² + (2n)³
= 27m³ + 6n . 9m² + 9m . 4n² + 8n³
= 27m³ + 54 m²n + 36mn² + 8n³
Verified answer
(3m + 2n)³= (3m)³ + 3(3m)²(2n) + 3(3m)(2n)² + (2n)³
= 27m³ + 54m²n + 36mn² + 8n³