Question

Metodo de factorizacion

Answer 1

Respuesta:

(7 - c) ( -1 + c)

Explicación paso a paso:

$9 - ( {c}^{2} - 8c + 16)$

${c}^{2} - 8c + 16 = (c - 4 {)}^{2}$

$9 - (c - 4 {)}^{2} = {3}^{2} - (c - 4 {)}^{2}$

= [3 - (c - 4)] [3 + (c - 4)]

=[ 3- c + 4] [3 + c - 4]

= (7 - c) (-1 + c)