Solve Trigonometric Equation Double Angle Formula

The video tutorial covers solving trigonometric equations by combining like terms, using double angle formulas, and factoring quadratic trinomials. It emphasizes the importance of keeping equations in terms of sine and cosine. The tutorial also explains the zero product property and how to find solutions using the unit circle.

How do you apply the zero product property in solving trigonometric equations?

What angles correspond to the solutions of cosine of X equal to 1/2?