Derivative of Trigonometric Functions: Example on Horizontal Tangents

In this video I go over a useful example on finding where a trigonometric function has horizontal tangents by first finding the derivative and then setting it to zero. This is very comprehensive example so make sure to watch it!

Download the notes in my video: https://www.dropbox.com/s/dw3woo9bnnuu894/405%20-%20Derivatives%20of%20Trig%20Example%20-%20Horizontal%20Tangents.pdf

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