Question

Factorizar (x+b)² - (b+2)²

Answer 1

Respuesta:

(x + 2b + 2)(x - 2)

Explicación paso a paso:

(x + b)² - (b + 2)²

{(x + b) + (b + 2)}{(x + b) - (b + 2)}

{x + b + b + 2}{x + b - b - 2}

{x + 2b + 2}{x - 2}