Solve an equation using the double angle of sine

The video tutorial covers the application of trigonometric identities, focusing on Pythagorean and angle identities. It explains how to use double angle formulas for sine and cosine, and demonstrates combining trigonometric terms by finding common denominators and factoring. The tutorial also guides solving trigonometric equations using the zero product property and the unit circle, concluding with the final solution set.

What should you look for when you see the Pythagorean identities or a trigonometric function squared?

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How can you apply the double angle or half angle formulas in trigonometry?

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What is the process to combine trigonometric functions to get common denominators?

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Explain how to factor out sine and cosine in a trigonometric expression.

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What does the 0 product property imply in solving trigonometric equations?

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When is cosine of X equal to ± sqrt 2 / 2 based on the unit circle?

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What are the conditions under which tangent of X is undefined?

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