Question: What are the roots of the polynomial x^2 + 2x + 1?

Options:

1. -1 and -1
2. 1 and 1
3. 0 and 0
4. 2 and -2

Correct Answer: -1 and -1

Solution:

The polynomial can be factored as (x + 1)(x + 1) or (x + 1)^2. Thus, the roots are x = -1 and x = -1.