Respuesta :

Answer:

[tex]3x^3 + 2x - 1[/tex]

Step-by-step explanation:

[tex]x^3 - 2x + 3 + 2x^3 + 4x - 4[/tex]

Combine like terms:

[tex]3x^3 + 2x - 1[/tex]

Hope that helped
  • (f+g)(x)
  • f(x)+g(x)
  • x³-2x+3+2x³+4x-4
  • x³+2x³-2x+4x+3-4
  • 3x³+2x-1

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