Respuesta :

To answer this, subtract g(x) = 2x – 2 from (f + g)(x) = 3x2 + 2x – 1:

  
(f + g)(x) = 3x2 + 2x – 1
 - g(x)       =-(2x-2)
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3x^2 + 1 (answer)  (This is f(x).)

Answer:

A.  

3x2 + 1

Step-by-step explanation: