Question

Polinômios
B) (7x^3+12x^2-4x+3)+(-5x^3+6x^2+7x-4)​

Answer 1

Oie, Td Bom?!

$(7x {}^{3} + 12x {}^{2} - 4x + 3) + ( - 5x {}^{3} + 6x {}^{2} + 7x - 4)$

$7x {}^{3} + 12x {}^{2} - 4x + 3 - 5x {}^{3} + 6x {}^{2} + 7x - 4$

$2x {}^{3} + 18x {}^{2} + 3x - 1$

Att. Makaveli1996