Respuesta :

Answer:

( x + 8 )( x - 8 ); None of the above

Step-by-step explanation:

Apply quadratic formula a^2 - b^2 = ( a + b )( a - b );

x^2 - 64 ⇒

x^2 - 8^2 ⇒

Answer: ( x + 8 )( x - 8 ); None of the above