삼각함수

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  • 1. Sine and Cosine graphs
  • 2. Sine and Cosine Co-function Identities
  • 3. Graphs of Trig Functions
  • 4. Transformations of sin(x)

1.

Sine and Cosine graphs

Hold down the shift key and click and drag on the window to move the axes. Hold down the shift key and scroll down/up to zoom in/out.[br][br]Click and drag point P to see how changing the angle of a right-angle triangle affects the the length of the opposite and adjacent sides (for a hypotenuse of constant length).
Sine and Cosine graphs
– etheakston

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