This trigonometry video tutorial explains how to graph sine and cosine functions using transformations, horizontal shifts / phase shifts, vertical shifts, amplitude, and the period of the sinusoidal function. This video contains many examples and practice problems on graphing trigonometric functions for you to master this topic.
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Full 1 Hour 25 Minute Video:
The full version explains how to graph secant, cosecant, tangent and cotangent functions.