3.6 Proving Trig Identities Part 3

3.6 Proving Trig Identities Part 3 - 3.6 Proving Trig...

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Unformatted text preview: 3.6 Proving Trig Identities Part 3 Monday, November 07, 2011 10:29 AM Agenda (11/8): 1. Homework Roll 2. Whiteboard Warmup 3. Lesson: 3.6 Proving Trig Identities Part 3 _________________ Homework Roll (for today!) Roll HW# 1,2 38 3,4 39 5 40 6 41 _________________ Whiteboard Warmup If , then If , then Factor (think difference of 2 squares) _________________ Lesson: 3.6 Proving Trig Identities Part 3 Goal: Prove Trigonometric Identities Remember to always work on just one side of the equal sign at a time. Ch_3 Page 1 Remember to always work on just one side of the equal sign at a time. • • • • Some hints: Remember your expand/factor polynomial rules Remember your Pythagorean Identities! Remember your algebra. How to factor, combine fractions, combine like terms, etc.. If you are stuck, rewrite all identities in terms of sin and cos _________________ Examples Ch_3 Page 2 Ch_3 Page 3 ...
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