Respuesta :

ehinmetankehinde

Answer:

(x+3)/(x-3)

Step-by-step explanation:

x2+6x+9=(x+3)(x+3)

x2-9 remember difference of two squares so this is equal to (x+3)(x-3)

(x+3)(x+3)/(x+3)(x-3)

= (x+3)/(x-3)