Simplifying a rational expression with a trinomial

The video tutorial covers advanced factoring techniques for trinomials, focusing on simplifying expressions by factoring the numerator and denominator separately. The instructor provides two examples, one detailed and one quicker, to demonstrate the process. Key concepts include identifying factors, understanding restrictions, and simplifying expressions. The tutorial emphasizes the importance of practice in mastering these techniques.

What is the factored form of the trinomial discussed in the example?

Explain the process of simplifying the expression after factoring.