Factoring a trinomial by first factoring out a negative 1

The video tutorial explains the process of factoring expressions, particularly focusing on handling negatives. The instructor emphasizes the importance of making the squared term positive by factoring out a negative. The tutorial covers identifying factors that multiply to a specific product and add to a specific sum, using examples to illustrate the process. The box method is explained as a tool for organizing factors. The instructor also discusses acceptable solutions and how they might appear in multiple-choice tests, concluding with a preview of additional problems.

What does it mean to factor out a negative in an equation?

How can you verify that your factors are correct after factoring?