How do you simplify a trigonometric function by factoring

The video tutorial explains a common confusion in solving problems by factoring quadratic expressions. It begins with an introduction to the problem, followed by a detailed explanation of the factoring process using a quadratic example. The tutorial emphasizes the importance of remembering factoring techniques and demonstrates the substitution of variables in the expression, specifically replacing X with cosine of X.

What is the main important thing to remember when working with factoring problems?

Why is it important to remember how to factor throughout the year?

How can you express the equation X^2 + 2X + 1 in factored form?

What does X replace in the context of the given problem?

What should students ensure they do when working with factoring problems?