Resposta :
Resposta:
[tex]( - 2x + 4) \times (3x + {x}^{2} - 5) + 9 {x}^{2} + 33 \\ - 6 {x}^{2} - 2 {x}^{3} + 10x + 12x + 4 {x}^{2} - 20 + 9 {x}^{2} + 33 \\ - 2 {x}^{3} + 7 {x}^{2} + 22x + 13[/tex]
Resposta:
[tex]( - 2x + 4) \times (3x + {x}^{2} - 5) + 9 {x}^{2} + 33 \\ - 6 {x}^{2} - 2 {x}^{3} + 10x + 12x + 4 {x}^{2} - 20 + 9 {x}^{2} + 33 \\ - 2 {x}^{3} + 7 {x}^{2} + 22x + 13[/tex]