Respuesta :

Answer:

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

Step-by-step explanation:

4x² - 9

With this we use difference of two squares, that is when we have

a² - b² it gives (a + b) (a - b)

Therefore

4x² - 9

= (2x)² - 3²

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

hope this was helpful, please rate as brainliest