Classroom | Trigonometry: Trigonometry: Using Even and Odd Formulas to Find Exact Values of Trigonometric Functions | Problem #1 | Video Math Teacher

Trigonometry: Using Even and Odd Formulas to Find Exact Values of Trigonometric Functions

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Use a formula for negatives to find the exact value.

Play VideoSee Video Solution (0:53)Difficulty: 3Type: Problem
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