Respuesta :

Answer is x² + 2x + 5

Step-by-step explanation:

Step 1:

Add the two polynomials

⇒ (2x + 7) + (x² - 2) = 2x + 7 + x² - 2 = x² + 2x + 5

Answer:

(2x+7)+(x²-2)

x²+2x+5

Step-by-step explanation: