Respuesta :

Answer:

[tex]3b^{4} + 5b^{3} + b^{2} + 5b[/tex]

Step-by-step explanation:

[tex] {b}^{4} + 2 {b}^{4} + 8 {b}^{3} - 3 {b}^{3} + {b}^{2} + 5b[/tex]