Respuesta :

Answer:

[4x^2}-[9x]+[11}

Step-by-step explanation:

Given:

(3x^2-2x)+(x^2-7x+11)=

3x^2-2x+x^2-7x+11=

4x^2-9x+11=

Answer:

4x^2-9x+11

Step-by-step explanation:

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