Question

Efetue os polinômios.​

Answer 1

Oie, Td Bom?!

$= (2x {}^{2} - 9x + 2) + (3x {}^{2} + 7x - 1)$

$= 2x {}^{2} - 9x + 2 + 3x {}^{2} + 7x - 1$

$= 5x {}^{2} - 9x + 2 + 7x - 1$

$= 5x {}^{2} - 2x + 2 - 1$

$\boxed { = 5x {}^{2} - 2x + 1}$

Att. Makaveli1996