Answer:
The answer is B
Step-by-step explanation:
B. x² + 2
distribute the negative in the second part: 2x² + 2x + 3 - x² - 2x - 1
add like terms: 2x² - x² + 2x - 2x + 3 - 1
= x² + 2
2x - 2x cancels out
