Respuesta :

Answer:

( x-7) (x-9)

Step-by-step explanation:

x^2 -16x+63

What are the possible number that multiply to 63 and add to -16

-9 * -7 = 63

-9+-7 = -16

( x-7) (x-9)

(X-7)(x-9) are the factors for the polynomial