Respuesta :

(y+3)(y^2−3y+9)=(y+3)(y^2+−3y+9)=(y)(y^2)+(y)(−3y)+(y)(9)+(3)(y^2)+(3)(−3y)+(3)(9)=y^3−3y^2+9y+3y^2−9y+27=y^3+27

Answer:

y^3 + 27

Step-by-step explanation:

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