Respuesta :

Answer:

[tex]6x^{4}-2x^{2} y-4y^{2}[/tex]

Step-by-step explanation:

Distribute:

[tex]6x^{4}-6x^{2} y+4yx^{2} -4y^{2}[/tex]

Combine like terms:

[tex]6x^{4}-2x^{2} y-4y^{2}[/tex]

Multiply each term in the first parentheses by each term in the second parentheses (FOIL)