Respuesta :

Step-by-step explanation:

Given

25x² - 30x + 9

= 25x² - (15+ 15)x +9

= 25x² - 15x - 15x + 9

= 5x ( 5x - 3) - 3(5x -3)

= ( 5x - 3)(5x - 3)

= ( 5x - 3)²

Hope it will help :)

(5×-3)2 here we go

there we go