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