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- AU Maths Extension 1
- Trigonometric Graphs
Cosine graph: y = cos x
- Lesson: 18:26
Cosine graph: y = cos x
Basic concepts: Use cosine ratio to calculate angles and sides (Cos = ha ), Unit circle, Converting between degrees and radians,
Related concepts: Ferris wheel trig problems, Tides and water depth trig problems, Spring (simple harmonic motion) trig problems,
Lessons
- 1.Sketch the basic trigonometric functions:a)y=cosx