How to Use the Double Angle Formula to Solve for the Values of X

The video tutorial explains how to solve a trigonometric equation involving cosine and double angle formulas. It covers the process of isolating variables, factoring the equation, and finding solutions using the unit circle. The tutorial emphasizes the importance of choosing the right formula and provides a step-by-step guide to solving the equation within specified constraints.

What are the possible values of X when cosine of X equals 1 and -1/2?

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How do you determine the constraints for the solutions of a trigonometric equation?

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What is the final solution to the equation after factoring and solving?

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