Step-by-step explanation:
25x² - 16
= (5x)² - (4)²
= (5x + 4)(5x - 4).
Answer:
(5x - 4)(5x + 4)
[tex]25 {x}^{2} - 16 \\ \\ = {(5x)}^{2} - {(4)}^{2} \\ \\ = (5x - 4)(5x + 4)[/tex]
