Respuesta :

Answer:

3x^2−4x−4

Step-by-step explanation:

3x^2−8x−2+4x−2

=3x^2+−8x+−2+4x+−2

3x^2+−8x+−2+4x+−2

=(3x^2)+(−8x+4x)+(−2+−2)

=3x^2+−4x+−4

Answer:

 3x^2 + 4x - 4

Step-by-step explanation:

 3x^2 - 8x - 2

+           4x - 2

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  3x^2 + 4x - 4