Calcula y simplifica :(x + 2)² - 2(x³ - 2x + 3)?
Calcula y simplifica : (x + 2)² - 2(x³ - 2x + 3).
Calcula y simplifica : (x + 2)² - 2(x³ - 2x + 3).
En resumen
(x + 2)² - 2(x³ - 2x + 3) = x² + 4x + 4 - 2x³ + 4x - 6 = - 2x³ + x² + 8x - 2.
(x + 2)² - 2(x³ - 2x + 3) = x² + 4x + 4 - 2x³ + 4x - 6 = - 2x³ + x² + 8x - 2.