MatemáticasBásico1 respuestas

Producto notables (4a + 5)?

Producto notables (4a + 5).

Mejor respuesta

Marcelalamejor
0

Si estuviera al cuadrado : = = = = = = = = = = = = = = = = = = = =

(4a + 5)² = (4a)² + 2(4a)(5) + 5²

(4a + 5)² = 4²a² + 40a + 25

(4a + 5)² = 16a² + 40a + 25

Si estuviera al cubo : = = = = = = = = = = = = = = = = = =

(4a + 5)³ = (4a)³ + 3(4a)²(5) + 3(4a)(5²) + 5³

(4a + 5)³ = 4³a³ + 3(4²a²)(5) + (4a)(25) + 125

(4a + 5)³ = 64a³ + 15(16a²) + 100a + 125

(4a + 5)³ = 64a³ + 240a² + 100a + 125.