Half Angle Identities to Evaluate Trigonometric Expressions, Example 1

Thanks to all of you who support me on Patreon. You da real mvps! $1 per month helps!! 🙂 https://www.patreon.com/patrickjmt !! Half Angle Identities to Evaluate Trigonometric Expressions, Example 1. In this video, I give some half angle identities and show how they can be used to solve some trigonometric equations.

Questions?

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