This trigonometry video tutorial explains how to solve trigonometric equations with multiple angles. It explains how to represent all solutions by writing a general equation and how to identify all of the solutions within a restricted domain.
Solving Trig Equations - Finding All Solutions:
Solving Trig Equations With Double Angles:
Law of Sines:
More Examples - Law of Sines:
Area of an Oblique Triangle:
______________________________
The Height of a Triangle - Heron's Formula:
Law of Cosines:
Polar Coordinates:
Polar Equations to Rectangular Equations:
Rectangular Equations to Polar Equations:
How To Graph Polar Equations:
_________________________________
Complex Numbers - De Moivre's Theorem:
Dot Product of Two Vectors:
Trigonometry Final Exam Review:
Final Exams and Video Playlists:
Full-Length Videos and Worksheets:
Trigonometry Formula Sheet: