Respuesta :
☁️Hola☁️
[tex]\mathrm{Factorizar}\:7y^4-3y^3-y^2+y-8:\quad \left(y+1\right)\left(7y^3-10y^2+9y-8\right)[/tex]
[tex]=\left(y+1\right)\frac{7y^4-3y^3-y^2+y-8}{y+1}[/tex]
[tex]=\left(y+1\right)\left(7y^3-10y^2+9y-8\right)[/tex]
✉️:✨2Scratch✨