Question

ayuda porfavor (4a+2b)³

Answer 1

Resolver.

Aplicas.
Productos Notables
(a + b)³ = a³ + 3a²b + 3ab² + b³

(4a + 2b)³ =
(4a)³ + 3(4a)²(2b) + 3(4a)(2b)² + (2b)³=
4³a³ + 3(4²a²)(2b) + 3(4a)(2²b²) + 2³b³ =
64a³ + 3(16a²)(2b) + 12a(4b²) + 8b³ =
64a³ + 96a²b + 48ab² + 8b³

Respuesta.
64a³ + 96a²b + 48ab² + 8b³