| Objectives | 1 | Formulas for cos( ) and sine() Objective: To derive and apply formulas for cos( ) and sine().
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2 | Formulas for tan() Objective:To derive and apply formulas for tan( ).
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3 | Double-Angle and Half Angle Formulas Objective: To derive and apply double-angle and half-angle formulas. |
4 | Solving Trigonometric Equations Objective: To use identities to solve trigonometric equations. |
| Essential Questions | How can using trigonometric identities help us to solve trigonometric equations? |
| Key Concepts | Concept:1. | sum, difference, double-angle, half-angle formulas | Concept:2. | Solving trigonometric equations |
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