Objectives
- Use the sum and difference, the double-angle, and power-reducing formulas for cosine, sine, and tangent and the Pythagorean identities.
Section 8.1 Trigonometric Identities (TE1)
Subsection 8.1.1 Activities
Exercises 8.1.2 Exercises
Exercises available at
https://tbil.org/precalculus/preview/exercises/#/bank/TE1/.
