Question

(3 x - 2) ( 3 x + 2 )​

Answer 1

Resposta:

$a {}^{2} - b {}^{2} \\ \\ 9 {x}^{2} - 4$

Answer 2

(3x - 2)(3x + 2)

9x² + 6x - 6x - 4

9x² - 4