Solve Trig Equation Double Angle Formula

The video tutorial explores solving a trigonometric equation involving sine and cosine. It begins by explaining why the zero product property cannot be applied and introduces the double angle identity. The instructor then demonstrates how to transform the equation and solve it using known methods, including finding solutions on the unit circle. Finally, the tutorial focuses on identifying solutions within a specific interval, ensuring they fall between 0 and 2π.

What is the significance of the zero product property in solving trigonometric equations?

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Explain the process of finding all solutions for the equation within the interval 0 to 2π.

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