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Trigonometry Classroom Lesson Videos

If you need a concept reexplained or if you are absent you can click on the link below to follow the notes step by step.
7.1 Basic Trig Identities

7.2 Verifying Trig Identities

7.3 Sum and Difference Identities

7.4 Double Angle and Half Angle Formulas

7.5 Solving Trig Equations