Precalculus - Trigonometry

Precalculus

Trigonometry

What happens when you combine trigonometry functions? What does the graph look like when you change the functions? And, do you know your trig laws? We included a few for use in your exploration of the unknown.

Download these eActivities.

1. y=sin(x) add y=x New looks for old trig functions.
2. Damped Oscillation Check out these functions. Does the graph make sense?
3. Basic of Fourier Looks complicated but don't let that stop you!
4. Area of Triangle Determine the area even if you don't have the lengths of all sides.
5. Law of Cosines. Find the length of the mystery side.
6. Law of Sines Or find the length with this law.

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