Respuesta :

Question: x^3-5x^2+3x+9=0

Answer: X= -1,3

[tex] {x}^{3} - 5 {x}^{2} + 3x + 9 = 0[/tex]

[tex] = x_{(1.2.3)} = ( - 1.3.3)[/tex]

RELAXING NOICE
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