Answer:
It is correct.
Explanation:
You have done this correctly. Just in case it was a very lucky guess
- (x + 1)^2 - 2 expand the brackets
- (x^2 + 2x + 1) - 2 remove the brackets using the distributive property
- x^2 - 2x - 1 - 2 combine like terms
- x^2 - 2x - 3