Respuesta:
(2׳-3ײ+5×-1)-(ײ+1-3×)
[tex]=2x^3-3x^2+5x-1-\left(x^2+1-3x\right)\\\\\\=2x^3-3x^2+5x-1-x^2-1+3x\\\\\\=2x^3-4x^2+8x-2[/tex]
yo diría que sumar los poligonos
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Verified answer
Respuesta:
(2׳-3ײ+5×-1)-(ײ+1-3×)
[tex]=2x^3-3x^2+5x-1-\left(x^2+1-3x\right)\\\\\\=2x^3-3x^2+5x-1-x^2-1+3x\\\\\\=2x^3-4x^2+8x-2[/tex]
yo diría que sumar los poligonos