Question

(3x2+ 5x - 4) + (4x3 - 5x2+ 2x + 1)​

Answer 1

Respuesta:

(3x² + 5x - 4) + (4x³ - 5x² + 2x + 1)​

4x³ - 2x² + 5x + 2x - 4 + 1

4x³ - 2x² + 7x - 4 + 1

-4 + 1 = -3

$\boxed{4x^3-2x^2+7x-3}$

Saludos...