Respuesta :

-3x to the second power - 2

I believe this is your answer. 

Answer:

3. 3x^2 + 6

Step-by-step explanation:

Find the sum of 2 x^2 + 3 x - 4 , 8 - 3 x  , and -5 x^2 + 2.

The options are:

  1. -3 x^2 - 2
  2. -7 x^2 - 6 x - 2
  3. -3 x^2 + 6
  4. -7 x^2 - 2