Question

Resolva o polinômeno:
(3x³ +2x² + 5x -4) - (x³+ 3x² - x) ​

Answer 1

(3x³ + 2x² + 5x - 4) - (x³ + 3x² - x)

3x³ + 2x² + 5x - 4 - x³ - 3x² + x

2x³ - x² + 6x - 4

Answer 2

Resposta:

Bonjour étudiant, comment vas-tu? Je suis là pour répondre à vos questions

$\sf(3x {}^{2} + 2x {}^{2} + 5x - 4) - (x {}^{3} + 3x {}^{2} - x) \\ \sf 3x {}^{2} + 2x {}^{2} + 5x - 4 - x {}^{3} - 3x {}^{2} + x \\ \sf 2x {}^{2} + 6x - 4 - x {}^{3} \\ \sf - x {}^{3} + 2x {}^{2} + 4x {}^{2} + 8x - 2x - 4 \\ \sf - x {}^{2} \times (x + 2) + 4x \times (x + 2) - 2(x + 2) \\ \large \boxed{ \boxed{ \sf- (x - 2) \times (x {}^{2} - 4x + 2) }}$