Question

binomios al cubo

(2x³-3y)²​

Answer 1

Aplicar la formula:

(a - b)² = a² - 2ab + b²

= (2x³ - 3y)²

= (2x³)² - 2 · 2x³ · 3y + (3y)²

= 4x⁶ - 2 · 2x³ · 3y + 9y²

= 4x⁶ - 4x³ · 3y + 9y²

= 4x⁶ - 12x³y + 9y²