Question: What is the factored form of the quadratic equation x^2 + 6x + 9?

Options:

1. (x + 3)(x + 3)
2. (x - 3)(x - 3)
3. (x + 9)(x + 1)
4. (x - 9)(x - 1)

Correct Answer: (x + 3)(x + 3)

Solution:

This quadratic can be factored as (x + 3)(x + 3) or (x + 3)^2.