Resposta :
Oie, tudo bom?
Resposta: c) 4x² + 2x.
[tex] = 5x {}^{2} + x - x {}^{2} + x \\ = 4x {}^{2} + x + x \\ \boxed{ = 4x {}^{2} + 2x}[/tex]
Att. NLE Top Shotta
Oie, tudo bom?
Resposta: c) 4x² + 2x.
[tex] = 5x {}^{2} + x - x {}^{2} + x \\ = 4x {}^{2} + x + x \\ \boxed{ = 4x {}^{2} + 2x}[/tex]
Att. NLE Top Shotta