Respuesta :

Answer:

B)

Step-by-step explanation:

225x^2 - 1=

(15x)^2 - 1^2=(*)

(15x-1)(15x+1)

A^2 - B^2 =(A-B)(A +B)............. (*)

Answer:B (15x-1)(15x+1)

Step-by-step explanation:

It does not matter what sign comes first