Question

(x² + 4) (x² - 4) - x4​

Answer 1

Step-by-step explanation:

use a²-b²=(a+b)(a-b)

see attachment for your answer

hope it help plz like .

Answer 2

Answer:

$x^4-16 -4=x^4-20$

Expectation:

Please mark brainliest and thank me!