( 4m + 3n )^2 hitunglah hasilnya! tolong di jawab trmksh.

Materi : Persamaan Kuadrat

Pembahasan :
(4m + 3n)²
= (4m)² + (3n)² + 2(4m)(3n)
= 16m² + 9n² + 24mn

(A + B)² = A² + 2AB + B²

Misal :
A = 4m
B = 3n

(4m + 3n)²
= (4m)² + 2(4m)(3n) + (3n)²
= 16m² + 24mn + 9n²