Respuesta :

Answer:

x[tex]x^{2}-256[/tex]

Step-by-step explanation:

[tex]x^{2} (x^{2} -16) 16(x^{2} -16)[/tex]

distribute

then add like terms

(x²+16)(x²-16)
= x^4 - 16x² + 16x² - 256
= x^4 - 256