Respuesta :

Answer: See below

Explanation:

(y^2 - 3)(y^4 - 6y^2 + 9)
= y^6 - 6y^4 + 9y^2 - 3y^4 + 18y^2 - 27
= y^6 - 9y^4 + 27y^2 - 27

Answer:

y^6 - 9y^4 + 27y² - 27

Step-by-step explanation:

(y² - 3) (y^4 - 6y² + 9)

y^6 - 6y^4 + 9y² - 3y^4 + 18y² - 27

y^6 - 9y^4 + 27y² - 27