Question

Factor completely 25x2 − 144.

(5x − 12)(5x − 12)

(5x − 12)(5x + 12)

(12x − 5)(12x − 5)

(12x − 5)(12x + 5)

Answer 1

Answer:

(5x - 12)(5x + 12)

Step-by-step explanation:

25x² - 144

(5x)² - (12)²

(5x - 12)(5x + 12)

Answer 2

Answer:

$25x ^{2} - 144$

$625x - 144$

$x = 144 + 625$

$x = 769$