Answer:
x+2
Explanation:
To divide polynomials, one of the methods is to factor.
Take the numerator: x^2 + 5x + 6.
Factoring this numerator gives (x+3)(x+2)
Now, the question becomes (x+3)(x+2) / (x+3)
x+3 cancels out, leaving x+2 as the final answer.
Hope this helps!
(if you have other questions, leave them in the comment, and If I know how to do them, I will answer) :)