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Trig Identities
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All the Trigonometry You Need for Calculus - Explained
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- 1 Trig Intro
- 2 Unit Circle Definitions
- 3 Why Radians
- 4 Pythagoras
- 5 Graphing cos and sin from unit circle
- 6 Special triangles
- 7 Computing Weird Trig Values
- 8 The other Trig Functions
- 9 Graphing Tan etc
- 10 Geometric Meaning of Sec and Tan
- 11 Other Pythagorean Identities
- 12 Trig Identities
- 13 Geometric Proof of Sum Rule
- 14 Brilliant.org/TreforBazett
