Respuesta :

syahbanazacki

Step-by-step explanation:

The polynomial x³ + 8 is equal to (x + 2)(x² - 2x + 4)

= (x + 2)(x² - 2x + 4)

= x³ - 2x² + 4x + 2x² - 4x + 8

= x³ + (-2 + 2)x² + (4 - 4)x + 8

= x³ + 8