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Pythagorean Identities: Trig Identities

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Uploaded on Oct 14, 2009

Full example of the Pythagorean identities from Educator.com’s trigonometry class. Want more than just one video example? Our full lesson includes in-depth video explanations of how to prove the Pythagorean Identity with even more worked out examples. ►See the entire syllabus at http://www.educator.com/mathematics/t...

In this video, we’ll discuss how to use the Pythagorean Theorem to prove the Pythagorean Identity. This will be useful in Trigonometry when you need to solve trig identities.

Like other instructors such as Khan Academy, patrickjmt, and mathbff? Our Trigonometry instructor is pretty awesome too. Professor Murray received his Ph.D from UC Berkeley, B.S. from Georgetown University, and has been teaching in the university setting for 10+ years. His other courses on Educator include Calculus II, Differential Equations, and Probability.

So what are you waiting for? Join over 100K satisfied high school and college students who have aced their classes and exams with http://www.Educator.com’s videos.

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